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From a solution of CuSO4 the metal used ...

From a solution of `CuSO_4` the metal used to recover copper is

A

Sodium

B

Iron

C

Silver

D

Hg

Text Solution

Verified by Experts

The correct Answer is:
B
Iron is above Cu in electrochemical series, so it can reduce `Cu^(2+)` to Cu.
`Fe + CuSO_4 to FeSO_4 + Cu`.
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ERRORLESS-THE d-AND f- BLOCK ELEMENTS -NCERT BASED QUESTIONS (Compounds of Transitional Elements)
  1. KI and CuSO4 solution when mixed give .

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  2. Copper displaces Which of the metal from their salt solutions?

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  3. From a solution of CuSO4 the metal used to recover copper is

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  4. If excess of NH(4)OH is added to CuSO(4) solution, it forms blue colou...

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  5. When CuSO4 solution is added to K4[Fe(CN)6], the formula of the produ...

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  6. When metallic copper comes in contact with mositure, a green powdery/p...

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  7. Colourless solutions of the following four salts are placed separately...

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  8. The metal which can be used to obtain metallic Cu from aqueou...

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  9. Identify the statement which is not correct regarding CuSO4?

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  10. On adding excess of NH(3) solution to CuSO(4) solution, the dark blue ...

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  11. A blue colouration is not obtained when

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  12. What is the effect of shaking dil. H(2)SO(4) with small quantity of an...

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  13. Which among the following alloys is used in making instruments for el...

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  14. When CuSO(4) is hydrated, then it becomes

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  15. Copper sulphate solution reacts with KCN to give (a) Cu(CN)(2) (b)...

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  16. Why does AgNO(3) produced a black stain on the skin?

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  17. Silver nitrate is supplied in coloured bottles because it is

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  18. Which of the following metal hydroxides does not dissolve in sodium hy...

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  19. Silver nitrate solution is used to study

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  20. Which of the following is more soluble in ammonia ?

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