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Which of the following observations/stat...

Which of the following observations/statements is/are correct?

A

(a) Anhydrous `CuSO_4` becomes blue in aqueous medium due to the complex formation

B

(b) `Ni(CN)_2` dissolves in KCN giving an orange-red solution

C

(c) `Fe(OH)_3` can be precipitated by adding `NH_4OH` to `K_3[Fe(CN)_6]`

D

(d) None of the above

Text Solution

Verified by Experts

The correct Answer is:
A,B
Anhydrous `CuSO_4` become blue in aqueous medium due to the complex formation.
`CuSO_4+4NH_3rarr[Cu(NH_3)_4]^(+2)`
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