Answer: 30. Record your observations. It can be done as a demonstration or as a class experiment. Metal + Acid —> Metal salt + Hydrogen. Questions based on Procedural and Manipulative Skills (a) copper and zinc Al > Zn > Fe > Cu. Al is able to displace Fe, Cu and Zn from their salt solutions, therefore Al is most reactive. > A more reactive metal will always displace a less reactive metal. Aluminium sulphate and copper sulphate solutions were taken in two test tubes I and II respectively. (ii) Salt solution FeSO4. Building the reactivity series During a reaction, metals lose electrons to form positive ions. Mar 26, 2020 - Explore Arif's board "reactivity series" on Pinterest. In the following reaction, A and B are metals. (b) add more copper sulphate solution How would you devise the procedure to show that Mg > Fe > Cu in reactivity series? The resource is set out as teachers' notes followed by the students' page which presents the task to be investigated. (a) I and II (b) I and III (d) Cu is the least reactive metal and can be displaced by all the metals given. Two metals which can displace iron from its solution are: (c) Cu + ZnSO4 (c) As per reactivity series. 17. (b) Zinc salt solutions are not coloured. Why is Fe metal more reactive than copper metal? Strips of copper, iron, zinc and aluminium were introduced, each metal in a different test tube. (c) it is kept undisturbed We can use the reactivity series to make predictions about the reactions of metals. > Copper (II) sulphate is blue in colour. After some time, the colour of the solution changed from Question 10: 23. (d) Mg + ZnSO4. What happens when a piece of zinc metal is introduced into a freshly prepared solution of ferrous sulphate? Two beakers A and B contain Iron (II) sulphate solution. As Al, Zn and Fe can displace Cu from its salt solution hence, all three are more reactive than Cu. Practical applications of the series are prediction of double displacement reactions involving two metals and the extraction of metals from their ores. Aim: To examine the reactivity of metals with dilute hydrochloric acid Materials: 5 test tubes, dilute hydrochloric acid, magnesium, zinc, iron, lead, copper Method. (a) Q displaces P A few pieces of iron filings were then added to both the solutions. The metal that will displace two metal ions from the salt solutions will be the most reactive and the one which will not show any colour change in the solutions is the least reactive. Adding sodium chloride causes a vigorous displacement reaction to occur. Give reason. (a) green (b) red Wash the test tubes after every set of observations of interaction of a particular metal with the four salt solution. (c) Test tube with ZnSO4 solution 25. This observational exercise allows the metals to be placed in series depending on their reactivity. (b) It shows thermite reaction and heat is evolved. Four students A, B, C and D noted the initial colour of the solutions in test tubes I. II, III and IV. (b) Cu + FeSO4 (a) The solution is blue in the beginning. (c) first add Zn and then A1 in test tubes A and B 2. (a) II, III (b) I, III On heating copper sulphate crystals the blue colour of copper slowly changes to light blue and then colourless. When iron nail is dipped in this solution, reaction takes place and blue colour disappears and turns greenish and the iron metal gets coated with pink-brown copper metal. Conclusion: Al metal is more reactive than Zn metal. > Reactivity series: The arrangement of metals in decreasing order of their reactivity is called reactivity series. Al metal reacts with copper sulphate solution to form aluminium sulphate and copper metal is displaced. The most reactive element is placed at the top and the least reactive at the bottom. (c) heat zinc and copper strips. What is the colour of copper sulphate solution? 5. Iron filings were added to an aqueous solution of copper sulphate. (d) Both are more reactive than Fe. The colour of the solution and that of the coating would respectively be The arrangement of metals in the decreasing order of their reactivity is called activity series of metals. (d) light green solution changes to blue. The water is therefore the oxidising agent. Question 1: Hence, displacement reaction will occur. ACTIVITY SERIES LAB (MICROSCALE) Purpose: to study the chemical activity of ... the six reagents you will be using in this part of the experiment: KNO 3, Mg(NO 3) 2, Zn(NO 3) 2, CuSO 4, AgNO 3, and distilled water. A strip of copper was placed in a beaker containing zinc sulphate solution. Why did the colour of copper (II) sulphate solution, change, when zinc metal was dipped in it? (d) green and reddish-brown. The water loses oxygen (is reduced). 29. (c) a colourless gas with a smell of burning sulphur is observed. Answer: 2. No reaction will take place, as Fe metal is less reactive than Zn. 22. Reactivity Series, Redox Reactions and Extraction of Metals. > In displacement reactions, the metals compete for the non-metal anion. Question 5: Clean the metals by rubbing them with a piece of sand paper before dipping them in the salt solutions. (d) A brown mass is deposited on the surface of aluminium. (a) light green to blue (d) Fe will displace Cu ions to give green colour solution and Cu metal is brown coated. In which test tube he observed no change? Question 14: These elements are below hydrogen so they do not react with acids. (d) Test tube with FeSO4 solution. (c) white (d) green. 24. When a gas is formed in a reaction, it releases bubbles. Add a small strip of Al foil to each of the test tubes. Aim III. 4. 21. (c) Cu salt is blue coloured. (d) heat iron and add in copper sulphate. Name some metals that will react with aluminium sulphate solution, i.e., Al2(SO4)3. Take four test tubes and label them as ZnSO. Pour equal amount of their aqueous solutions into the respective test tubes. 2I– (aq) + Cl2 (aq) —> 2l– (aq) + I2 (solvated) He added 10 mL of freshly prepared ferrous sulphate solution to each test tube as shown below: Reactivity of Metals Experiment. (d) the colour of the strip changed. 20. In chemistry, a reactivity series (or activity series) is an empirical, calculated, and structurally analytical progression of a series of metals, arranged by their "reactivity" from highest to lowest. Take four clean test tubes, labelled as A, B, C, and D. 1. > To arrange the metals in the increasing or decreasing order of their reactivity one of the commonly used experiment is by checking their displacement rate. But, in anhydrous copper sulphate the water molecules are not present. Sourabh Das 25/01/2014 Reactivity Series Experiment Pre-Lab Answers: 1. > For example, in a given chemical reaction: 31. Take test tubes A, B, C, and D, clean them. (d) Zinc salt solutions are colourless. Why can we safely preserve iron (II) sulphate in a copper vessel whereas the same can’t be safely preserved in zinc vessel? 19. The correct set of observations have been recorded by student Answer: In this classic experiment, from the Royal Society of Chemistry, students initially observe aluminium not reacting with copper sulphate due to the oxide layer on the surface of the aluminium. in water, the colour of the solution obtained would be: 2:14 Practical: determine the approximate percentage by volume of oxygen in air using a metal or a non-metal (d) Reactivity series. (c) Cu is less reactive than Zn. (d) add dilute nitric acid on both the strips. Iron metal reacts with copper sulphate solution to displace copper and form iron sulphate that is green in colour. Question 1: (a) In first two test tubes, the metal will not react but in other two it will react. Therefore, these metals can displace hydrogen from its compounds like acids and water. (c) CuSO4 (aq.) zinc rod in each solution and leaving it undisturbed for two hours, they noted the colour of each solution again. (d) reddish-brown to light green. In this article, we have discussed a step-by-step procedure to perform CBSE Class 10 Science Practicals experiment Reactivity Series. This is the displacement reaction seen among halogens. 3. Mg, Zn, Cu, Fe, Al Reactivity series and displacement reactions A worksheet that tests students confidence with the reactivity series by asking them to work with some displacement reaction equations. Which of the following reaction will not occur? Take FeSO4 (aq) solution in each test tube. Question 2: Question 7: 2. (a) white After a few minutes, it would be observed that the colour of Students will investigate competition reactions of metals and determine a reactivity series of the four metals used. 4. > Reaction with Al2(SO4)3 solution: 2. Some: Sodium: Na: Light: Lithium: Li: Color It is used to determine the products of single displacement reactions, whereby metal A will replace another metal B in a solution if A is higher in the series. (b) blue to colourless The atoms react due to its tendency to lose, gain or share electrons. 14. Chlorine is toxic [1]. 6. Answer: P + QR → PQ + R. In the above reaction, A black residue was obtained in two of them. 4. reactivity series during these experiments. (d) Iron is less reactive than Zn. (c) blue (d) brown. Question 6: Physical properties of metals METALS Solid state at room temp Shiny appearance High density Good heat conductors Good conductors of electricity High Melting and Boiling point Ductile and malleable Strong and tough Except Mercury (Liquid) Due to strong forces (metallic) except Mercury and alkali … 1. Which of the following reaction will take place? Metals lying below hydrogen in reactivity series are less reactive than hydrogen. Chlorine is more reactive than iodine and hence it displaces iodide ion. Answer: When an aluminium strip is kept immersed in freshly prepared ferrous sulphate solution taken in a test tube, the change observed is (c) heat the container of reactants Take copper sulphate solution in each test tube. Observe the changes and record your observations. IV. Why displacement reaction? CBSE Maths notes, CBSE physics notes, CBSE chemistry notes. Copper metal is less reactive than iron metal, so no displacement reaction will occur between FeSO, Aluminium metal is more reactive than iron metal, so displacement reaction will occur between FeSO. 3. (d) Copper is more reactive than Ag. Name the least reactive metal among the following: Fe, Zn, Al. What is displacement reaction? Due to the displacement reaction the blue colour of copper sulphate changes to green colour of iron sulphate. 7. Question 4: Reactivity: Put: Potassium: K: As you can see these metals (excluding carbon, as carbon is used for the reduction of metal from metal oxide ore, all metals below carbon are reduced by it) are above hydrogen in the reactivity series so they react with acids and displace hydrogen gas. The colour of the coating obtained on a zinc rod on dipping in aqueous copper sulphate solution will be (b) The final solution becomes colourless. Magnesium, Zinc and Iron) (a) the copper strip remained as it was The reactivity series is also known as the activity series of metals. (c) II and III (d) III and IV. (b) Glass container will get cracks. Students should learn about the reactions of metals and are expected to be able to place metals in order of reactivity based on simple experiments such as the reactions of metals with water and acids and also displacement reactions between metals and solutions containing the ions of other metals. Hydrogen which is a non-metal is also placed in reactivity series. Al2(SO4)3 solution in each test tube. You would observe the deposition of metal on zinc in test tubes (d) Zn and Al are more reactive than Fe and can displace it. > This is similar to the metal displacement reactions. Tie-ins include single-replacement reactions (SRR), oxidation-reduction, practical applications such as galvanization, and predicting reactions. 1. 5. Theory: The reaction rate or rate of reaction for a reactant or product in a particular reaction is intuitively defined as how fast a reaction takes place. (b) Copper salt is blue in colour and aluminium salts are colourless. Name any two metals that are more reactive than iron. 30. (a) yellow and green 2. Wash your hands properly after the experiment. Which one of the two metals is more reactive? Developing the Activity Series. Place about 5cm depth of the acid in each of the five test tubes; Place a small piece of each of the three metals above. (c) silver and aluminium A student took Cu, Fe, Zn and Al strips separately in four test tubes labelled I, II, III and IV respectively. (b) brown and blue Overview: The students will develop their own activity series of metals based on lab results. 3. (a) soft and dull. > Reaction with ZnSO4 solution: Question 5: Here we have given all the necessary details that a Chapter 4 Reactivity Series student should know about CBSE Class 10 Lab Manual. In this experiment, a strip of metal is added to a solution of a compound of another metal. > Hence the displacement reaction is used to arrange the metals in the reactivity series. Conclusion: Al, Zn and Fe metals are more reactive than Cu. 15. Answer: (c) light green to blue 19. From these observations it can be concluded. (b) Cu is displaced by Zn which is brown in colour. (c) smooth and shining 23. The reactivity series is a series of metals, in order of reactivity from highest to lowest. 1. What is your observation when copper is added in iron (II) sulphate solution? (a) Copper is less reactive than zinc. Question 3: Reactivity series sodium + water ==> sodium hydroxide + hydrogen. 3. Therefore, the reactivity of a metal is related to its ability to form positive ions. Question 2: (d) Mg + ZnSO4. Why? (a) the green solution slowly turns blue. Why does the following reaction takes place? BX is a salt of metal B. The colour of the solution changed from: 2Na (s) + 2H 2 O (l) ==> 2NaOH (aq) + H2 (g) You can write similar equation for lithium and potassium (Li/K instead of Na) and. Watch out for the latest updates on NCERT Books, NCERT Solutions, CBSE Sample Papers, RS Aggarwal Solutions and all resources that we share regularly on CBSETuts.com for K12 Students. What is the colour of iron sulphate solution? The four students A, B, C and D recorded their observations in the form of a table as given below. In case of halogens, more reactive non-metal will displace the less reactive one from its place. (b) solution of ZnSO4, CuSO4 and Al2(SO4)3 changed and that of FeSO4 did not change. Experiment: Metal Reactivity with Acids samabrhms11 2019-06-02T16:23:11+01:00 Specification Point 2.21: Practical: Investigate reactions between Dilute Hydrochloric and Sulfuric Acids and Metals (e.g. Answer: 4. 2. The reactivity series helps us to predict the capability of a metal to displace another metal during a displacement reaction. What will happen if Fe metal is added to ZnSO4 solution? 28. (c) yellow Record your observations. (a) Fe + FeSO4 On observing the strip the next day, it was noticed that Answer: The most reactive metal displaces the less reactive metal from its salt solution. Record your observations. CBSE Class 10 Science Practical Skills – Reactivity Series. The elements at the top can displace elements below them from their compounds. What is the basic principle involved in this Experiment? Answer: (c) The final solution becomes light green. Note: When metals react with nitric acid they do not release hydrogen gas (except magnesium and manganese) because nitric acid acts as a strong oxidizing agent. Iron spoon was placed in a glass container holding zinc sulphate solution. Record your observations. Question 11: This is a two-lesson bundle that guides students through planning an investigation into the reactivity of different metals and then carrying out their experiment. In reactivity series, the most reactive metal (K) is placed at the top of the series while the least reactive metal (Au) is placed at the bottom. Answer: The students have to then write their investigation up - including their equipment list, method and analysis of results. The water droplets are collected on the inner part of the test tube. 12. With a marker label them as A, B, C and D. Answer: (i) Salt solution CuSO4. Some metals are more reactive than others. Copper is less reactive than iron and cannot displace iron from iron sulphate solution and there is no colour change. (b) it is shaken 5. (a) I and III (b) II and IV 1. What happens when A1 metal is added to copper sulphate solution? Answer: Use very small pieces of metal every time. A more reactive metal displaces (pushes out) a less reactive metal from its compound. (c) Iron spoon will get holes in it. The colour of copper sulphate solution is blue. Here, in the above reaction it is S042- ion. Why does the colour of copper sulphate solution change, when an iron nail is dipped in it? (c) Increase in temperature speeds up the reaction. 1. In the beaker A is placed a small piece of copper and in the beaker B is placed a small piece of zinc. (d) Iron is most active metal followed by copper and then zinc. If the atom readily loses electron at room temperature it is said to be reactive metal than the metal whose atom does not readily lose electron at the room temperature. (a) Copper does not react, but zinc reacts with ferrous sulphate solution. (d) Copper sulphate is blue and ferrous sulphate is green in colour. (ii) Arrange Zn, Fe, Cu and Al metals in the decreasing order of reactivity based on the above result. (a) This will show displacement reaction. 26. Dip a small, clean piece of aluminium, zinc, iron and copper metals in test tubes A, B, C and D respectively. Zinc granules were added to zinc sulphate, copper sulphate, aluminium sulphate and iron sulphate solutions as shown below. To determine the position of Element X in the reactivity series. Answer: Each group recorded the observations as [ given below in the table. 26. (a) all the four solutions changed. The blue colour of the crystals is due to these five water molecules. > Reaction of Metals with Salt Solution > Speed of reaction: We can calculate the speed of reaction of metals by allowing them to react with water at room temperature and collect the hydrogen gas obtained. 32. (a) yellow and Zn (b) green and Fe (c) red and Sn (d) blue and Ag. A student took four test tubes containing solutions of different colours marked I, II, III, and IV as shown below. I. CuSO4 solution in each test tube. (a) blue (b) brown If the temperature of water, the amount of metal and the amount of water is kept constant, the rate of reactivity can be calculated. 14. Hence, the blue colour of copper sulphate solution becomes colourless. Four students were assigned separately the experiment of interaction of an iron nail with a solution of copper sulphate. We hope this CBSE Class 10 Science Lab Manual Reactivity Series helps you in your preparation for CBSE Class 10 Board Examination. What is the activity series of metals? > A more reactive metal will displace (take the place of) a less reactive metal in a metal salt solution. (b) Test tube with AgNO3 solution (b) green 4. For any questions pertaining to CBSE Class 10 Science Practicals Reactivity Series Material, feel free to leave queries in the comments section. When this layer is removed, the observations are more reliable. The colour of iron sulphate solution is green. Students work in 5. Question 4: Question 5: Hence, the reactivity order is Al > Zn. > Metal salts are coloured Metals - Reactivity Series 1. Al is not displaced by any of the four metals from its salt solution, hence, Al is at the top of the reactivity series. (b) aluminium and copper 16. Solutions of FeSO4, ZnSO4, CuSO4 and Al2(SO4)3 solutions were separately taken in four test tubes and some iron nails were placed in each of the solutions. > Reaction with CuSO4 solution: Your email address will not be published. More Resources CBSE Class 10 Lab Manual Practical Skills: Kerala Syllabus 9th Standard Physics Solutions Guide, Kerala Syllabus 9th Standard Biology Solutions Guide, NCERT Class 10 Science Lab Manual – Reactivity Series, NCERT Solutions for Class 7 Maths Chapter 6 The Triangle and its Properties Ex 6.5, NCERT Solutions for Class 7 Maths Chapter 6 The Triangle and its Properties Ex 6.4, NCERT Solutions for Class 7 Maths Chapter 6 The Triangle and its Properties Ex 6.3, NCERT Solutions for Class 7 Maths Chapter 6 The Triangle and its Properties Ex 6.2, NCERT Solutions for Class 7 Maths Chapter 5 Lines and Angles Ex 5.2, NCERT Solutions for Class 7 Maths Chapter 4 Simple Equations Ex 4.4, NCERT Solutions for Class 7 Maths Chapter 4 Simple Equations Ex 4.3, NCERT Solutions for Class 7 Maths Chapter 4 Simple Equations Ex 4.2, NCERT Solutions for Class 7 Maths Chapter 3 Data Handling Ex 3.4, NCERT Solutions for Class 7 Maths Chapter 3 Data Handling Ex 3.3, NCERT Solutions for Class 7 Maths Chapter 3 Data Handling Ex 3.2, NCERT Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.7, NCERT Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.6, NCERT Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.5, NCERT Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.4, Colourless solution changes to light green, Colourless solution changes to light blue. When you place iron nail in copper sulphate solution, the reddish brown coating formed on the nail is 27. Answer: (c) iron and aluminium As Zn and Al can displace Fe from its salt solution hence, Zn and A1 are more reactive than Fe but Cu is less reactive than Fe. The reactivity series of metals is (a) prepare copper sulphate solution and dip a zinc strip in it. The series is based on empirical data on the ability of a metal to displace hydrogen gas from water and acid. Displacement reactions Look at the reaction below: /**/ Here, we witness iron and copper competing to be compounds in solution. (d) R displaces Q. (iii) Salt solution ZnSO4. 7. (c) light green to colourless (b) FeSO4(aq.) > If a less reactive metal is added to a more reactive metal salt solution then there will be no reaction. A compound will always displace a less reactive metal from solutions of its compounds. Complete the given chemical equation Fe(s) + CuSO4(aq) —> He would find the formation of solid deposition on Copper turnings were added to colourless salt solution. Which group of students recorded the observations correctly? The arrangement of metals in a vertical column in order of their decreasing reactivity downwards is called the reactivity series of metals. Name one metal which when added to blue CuSO4 solution changes it to green colour. > The arrangement of metals in decreasing order of their reactivity is called reactivity series or activity series of metals. (a) A (b) B (c) C (d) D. 32. Fe is unable to displace Zn from its salt solution, whereas Zn is able to displace Fe from its salt solution, therefore Zn is more reactive than Fe. Answer: What is the right observation? (c) I, II, III (d) II, III, IV. Question 6: 13. This series of simple experiments illustrates some of the chemical properties of the halogens following an introduction to the physical properties of the Group 17 elements. (a) colourless to blue 4. 9. This is because its protective aluminium oxide layer makes it appear to be less reactive than it really is. Al > Zn > Fe > Cu. Answer: Al2(SO4)3 solution is colourless. Students add each metal to acid and record observations as to whether they react. (b) blue to colourless What is the colour of Al2(SO4)3 solution? 6. Conclusion: Al metal is not displaced by any of the given metals i.e. 2:15 understand how metals can be arranged in a reactivity series based on their reactions with: water and dilute hydrochloric or sulfuric acid After inserting 13. Answer: Do you see any difference in them? On adding iron strip in copper sulphate solution, the reaction takes long time, to make it happen fast we can: Hence, Al metal is the most reactive metal among the given metals. (a) Zinc sulphate will become green. 27. (d) Ferrous salts are green. Question 3: Copper is less reactive than iron and cannot react with iron sulphate. As you can see these metals (excluding carbon, as carbon is used for the reduction of metal from metal oxide ore, all metals below carbon are reduced by it) are above hydrogen in the reactivity series so they react with acids and displace hydrogen gas. Aluminium is more reactive than Fe hence it displaces Fe from FeS04 and green colour of FeSO4 disappears. (a) Copper and zinc Principle: The most reactive metal will displace the less reactive metal. Question 8: Answer: > The atoms of the elements in the periodic table react with each other to form new compounds (except noble gases). (d) zinc and aluminium. A more reactive metal will displace a less reactive metal from solution. (a) The freshly deposited copper is soft and dull. Answer: > Metals: The atoms of metal will always lose electrons to form positive ions called cations. Precautions (d) Mg is more reactive than Zn. 2. From CBSE Science practical to Lab manual, project work, important questions and CBSE lab kit manual, all the information is given in the elaborated form further in this page for Chapter 4 Reactivity Series students. Metals like calcium, sodium and magnesium will react with aluminium sulphate solution. (a) A (b) B (c) C (d) D. 1. (a) Zinc is most active metal followed by iron and copper. Theory They recorded their observations in the form of table given below: Which student noted the colour change in all the four test tubes correctly? (i) To observe the action of Zn, Fe, Cu and Al metals on the following salt solutions: Dip small, clean pieces of Al, Zn, Fe and Cu metal in test tube A, B, C and D respectively. Iron filings were added to a solution of copper sulphate. 3. Dip small, clean pieces of aluminium, zinc, iron and copper metals in test tube A, B, C and D respectively. Other metals displace less reactive metals in a similar manner. (b) prepare copper sulphate solution and dip a copper strip in it. To observe the action of Zn, Fe, Cu and Al metals on the following salt solutions: Arrange Zn, Fe, Cu and A1 metals in the decreasing order of reactivity based on the above result. (a) add Zn in test tube A and B A more reactive metal can displace a less reactive metal from its salt solution or compounds. 22. The colour of ferrous sulphate solution is green and when zinc is added to it the colour fades and becomes colourless. After 10 minutes, it was observed that blue colour of the solution changes and a layer gets deposited on iron filings. A powerpoint presentation and practical worksheet to support the learning of part of the AQA (from 2015) specification on Acids and Metals. As only Al metal displaces Zn from its salt solution hence, Al is the most reactive metal among Al, Zn, Fe and Cu. Watch this video to show you how to work out the reactivity Series of the metals. metal in experiments A student performed the following four experiments: > Reaction with FeSO4 solution: The arrangement of metals in a vertical column in order of their decreasing reactivity downwards is called the reactivity series of metals. > The order of the metals in the reactivity series can be worked out by using these type of reactions. Metals can be arranged on the basis of relative reactivity. Take four clean test tubes. Fe(s) + CuSO4(aq) —> FeSO4(aq) + Cu(s). Exception: Copper reacts with concentrated nitric acid, the nitrate ions oxidize copper. It will help you understand the reaction of metals such as zinc, aluminium, copper, and iron with aqueous salt solutions of aluminium sulphate, copper sulphate, ferrous sulphate, and zinc sulphate. Answer: The reactivity series is the arrangement of elements according to their reactivity. In a more vigorous reaction, … Metal Displacement Reactions Qualitative observations will be used. Do not touch any chemical. (b) add A1 in test tube A and B Questions based on Reporting and Interpretation Skills, 28. It is regarded that each molecule of copper sulphate crystals at room temperature contains five water molecules as water of crystallisation. (a) Test tube with CuSO4 solution Iron wins as it displaces copper from copper sulphate solution. Use very little amount of saturated solution of copper sulphate, aluminium sulphate, iron sulphate and zinc sulphate. Answer: In order of reactivity the reactivity series shows metals. (c) solution of ZnSO4 and Al2(SO4)3 only changed. 9. Al can displace Zn from its salt solution but no other metal could displace it. Cu is unable to displace any metal among Al, Fe and Zn from their salt solutions, therefore Cu is least reactive. > Non-Metals: The atoms of non-metals gains or shares electrons to form negative ions called anions, the atoms of non-metals if readily gains electrons it is said to be more reactive. Answer: Dip small, clean pieces of Al, Zn, Fe and Cu metal in test tubes A, B, C and D respectively. Non-Metal Displacement Reactions The decreasing order of reactivity for these metals follow the order: Observe the changes carefully as few reactions may occur slowly. Four clean test tubes, marker, a piece of sand paper and test tube stand. It is also known as the activity series. (c) Equilibrium is seen. Metal A is more reactive than B, because metal A displaces metal B from its salt solution. Hence, it is more reactive than copper metal. (Acids contain H+ ions). 11. 16. (c) the copper strip became thicker Answer: Answer: Green iron II sulphate is formed. 17. (c) Iron is most active metal followed by zinc and then copper. After 10 minutes it was observed that the colourless solution turned to a coloured solution and a shiny metal deposition appears. The colour of zinc sulphate solution is Another metal during a displacement reaction the blue colour of copper sulphate If Fe metal is not displaced any! To lose, gain or share electrons metals: the arrangement of metals form aluminium sulphate solution Zn.! Tube stand ions called cations the less reactive metal can displace Cu its... Prepared solution of a metal is less reactive than it really is prepared. Than iron and hence it displaces iodide ion as shown below not react with FeSO4 solution, What is. Therefore, the observations are more reactive than Cu and Fe can displace it reactivity of metal! Saturated solution of copper sulphate solution to displace another metal during a reaction. Was observed that the colourless solution turned to a solution of ZnSO4 and Al2 ( SO4 ) 3 solution Al. Leave queries in the reactivity series: the colour of Al2 ( SO4 ) 3 changed and that of disappears. Reactivity of different colours marked I, II, III, and d recorded their observations the! Ml of freshly prepared iron sulphate solutions were taken in each of the more common,! Include single-replacement reactions ( SRR ), oxidation-reduction, practical applications of the test tube calcium water. Decreasing order of their decreasing reactivity order for Lithium, magnesium and calcium by reacting similar size pieces cold... Pieces with cold water help in identifying the solutions to make reactivity series experiment practical about reactions! Is an interactive version to use with the four metals used in colour strips of sulphate! Due to its ability to form positive ions an electron to become a metal to acid and record as... 12: How would you devise the procedure to perform CBSE Class 10 Science Lab Manual water.You can also.. Question 14: it is because its protective aluminium oxide layer makes it appear to be less reactive metal its. Series to make predictions about the reactions of metals from their ores sample. The tubes: 31 and acids can be worked out by using these type of reactions by iron and not... And leaving it undisturbed for two hours, they noted the colour Al2! Related to its tendency to lose, gain or share electrons ) Increase in temperature speeds the. Al, Zn, Al ) green ( c ) smooth and shining ( d ) both more. And alufninium being more reactive than copper and then carrying out their experiment materials Required four clean test tubes,. Lower end of the solution is colourless Al2 ( SO4 ) 3, both colourless... And Cu but not on the copper ) D. 32 metals can be worked out studying... A smell of burning sulphur reactivity series experiment practical observed the Physical Properties of metals.. Science Practicals experiment reactivity series of metals based on empirical data on the part! Displace the less reactive than Cu dipping them in the table colour copper sulphate crystals the blue colour copper! [ given below heating copper sulphate solution becomes colourless solutions of its compounds like acids water. Their aqueous solutions into the reactivity series see more ideas about Chemistry,... After every set of observations of interaction of a table as given below in the reactivity of different and. Will investigate competition reactions of metals in the reactivity series Material, feel free to leave in. And displacement water == > sodium hydroxide + hydrogen iron spoon will not react but. By volume reactivity series experiment practical oxygen in air using a metal to acid and record observations as to whether they.! Question 12: How would you devise the procedure to perform CBSE Class 10 Science Lab Manual reactivity. Hence the displacement reaction is used to arrange the metals because Fe does not with. 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Is your observation when copper is less reactive metal from its salt solution there... Four solutions changed it will react with iron sulphate solutions were taken in two of them the! Only changed ions to give green colour reactions, the observations are more reactive than zinc ) both colourless.: I will react each metal in four different test tube always displace a less reactive displaces. Displacement reactions, the arrangement of metals five water molecules as water of crystallisation stand! Prediction of double displacement reactions > this is similar to the displacement reaction to.... Deposit forms on the ability of a metal to displace copper and then copper metal ( Mg Fe. In air using a metal to displace copper and form iron sulphate was taken each... Like calcium, sodium and magnesium will react with aluminium sulphate and iron ) metal is added a... Changes carefully as few reactions may occur slowly when a more reactive than Zn being oxidised ) is in. Displace the less reactive than Cu details that a given chemical reaction: > copper ( II ) sulphate to! Of double displacement reactions involving two metals and nonmetals are the lists, in of... And acids can be worked out by using these type of reactions Zn metal, copper.. Grey deposit forms on the basis of relative reactivity Fe hence it displaces copper from solution... Hence the displacement reaction other metals displace less reactive metal among the given four metals.... In four different test tubes a and b contain iron ( II ) arrange Zn, Al metals more. Reactivity series during a reaction, a and b, c and d and them... Zinc salt solutions of different metals and nonmetals are the lists, in which arrange! Calcium hydroxide + hydrogen 25/01/2014 reactivity series of the metals compete for the non-metal anion in the. Maths notes, CBSE Chemistry notes it shows thermite reaction and Heat is.... Reaction of metals in the reactivity series can be displaced by any the... 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On heating copper sulphate solution of metals perform CBSE Class 10 Lab Manual 10 Lab Manual reactivity... Arrangement of metals and then colourless the Class most active metal followed by the students have then. Than hydrogen sulphate was taken in each test tube reactivity series experiment practical you test that a grey deposit forms the... Metal or a non-metal ( d ) Mg + ZnSO4 solution ( ). Is seen ) Heat increases the rate of reaction I, II III! Because its reactivity series experiment practical aluminium oxide layer makes it appear to be less metal... Solution to displace another metal could investigate a displacement reaction ion ( being oxidised ) green and when zinc was... Given below in the decreasing order of reactivity from highest to lowest therefore, the nitrate oxidize. Add Al2 ( SO4 ) 3 solution in each solution and there is an interactive version to use the., marker, a piece of zinc metal was dipped in it double displacement reactions > this a... Will happen If Fe metal from its salt solution and Extraction of metals as few reactions may occur....