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If excess of NH(4)OH is added to CuSO(4)...

If excess of `NH_(4)OH` is added to `CuSO_(4)` solution, it forms blue coloured complex which is

A

`Cu(NH_3)_4SO_4`

B

`Cu(NH_3)_2SO_4`

C

`Cu(NH_4)_4SO_4`

D

`Cu(NH_4)_2SO_4`

Text Solution

Verified by Experts

The correct Answer is:
A
`CuSO_4 + 4NH_4OH to underset("Blue")([Cu(NH_3)_4]SO_4) + 4H_2O`
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ERRORLESS-THE d-AND f- BLOCK ELEMENTS -NCERT BASED QUESTIONS (Compounds of Transitional Elements)
  1. Copper displaces Which of the metal from their salt solutions?

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

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

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

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

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

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

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

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

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  10. A blue colouration is not obtained when

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

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

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

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

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

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

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

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  18. Silver nitrate solution is used to study

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

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  20. Which one of the following is highest melting point

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