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A blue colouration is not obtained when...

A blue colouration is not obtained when

A

Ammonium hydroxide dissolves in copper sulphate

B

Copper sulphate solution reacts with `K_4[Fe(CN)_6]`

C

Ferric chloride reacts with sodium ferrocyanide

D

Anhydrous `CuSO_4` is dissolved in water

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The correct Answer is:
B
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ERRORLESS-THE d-AND f- BLOCK ELEMENTS -NCERT BASED QUESTIONS (Compounds of Transitional Elements)
  1. Identify the statement which is not correct regarding CuSO4?

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

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  3. A blue colouration is not obtained when

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

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

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

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

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

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

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

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  11. Silver nitrate solution is used to study

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

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  13. Which one of the following is highest melting point

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  14. Percentage of silver in German silver is

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  15. The solubility of silver bromide in hypo solution due to the formation...

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  16. In Mac Arthur Forest method, silver is extracted from the solution of ...

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  17. Horn silver is

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  18. AgNO3 gives red ppt. with.

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  19. Which one of the following is known as lunar caustic when in fused sta...

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  20. Which silver halide is used in medicine

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