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When a piece of iron is placed in a solu...

When a piece of iron is placed in a solution of copper sulphate, the blue color of the solution is changed to

A

yellow

B

brown

C

green

D

orange

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The correct Answer is:
C
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BHARATI BHAWAN (ENGLISH)-PRACTICALS -EXERCISE
  1. In the reaction Mg + CuSO(4) to MgSO(4) + Cu, Mg acts as

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  2. Iron displaces copper from copper sulphate solution because

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  3. When a piece of iron is placed in a solution of copper sulphate, the b...

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  4. A reddish-brown metal which lies below hydrogen in the activity series...

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  5. Metallic zinc displaces hydrogen from dilute acids and water because

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  6. The metal which can react both with acids and alkalis to produce hydro...

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  7. When zinc powder is heated with sodium hydroxide solution , the substa...

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  8. When a piece of zinc is added to blue copper sulphate solution, the so...

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  9. The order of rectivity of Zn, Fe, Cu and Al is

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  10. A piece of granulated zinc was dropped into copper sulphate solution. ...

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  11. Four set ups a given below were arranged to identify the gas evolved ...

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  12. When an iron rod is dipped into a solution of copper sulphate, copper ...

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  13. The reaction BaCl(2) +Na(2)SO(4) to BaSO(4) + 2NaCl is an example of a

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  14. The reaction respresented by the eqaution CuSO(4) + Fe to FeSO(4) +...

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  15. The burning of magnesium in air is a

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  16. Which of the following is a decomposition reaction ?

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  17. Which of the following reaction is feasible ?

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  18. Which of the following reactions is possible ?

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  19. The general formula of carbodxylic acids is

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  20. Acetic acid is essentially present in

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