The deep blue colour produced on adding excess of ammonia to copper sulphate is due to presence of

Question

The deep blue colour produced on adding excess of ammonia to copper sulphate is due to presence of

The deep blue colour produced on adding excess of ammonia to copper sulphate is due to presence of
A. `Cu (NH_3)_4^(2+)`
B. `Cu^(2+)`
C. `Cu(NH_3)_2^(2+)`
D. `Cu(NH_3)_6^(2+)`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`CuSO_4` reacts with excess `NH_3` to form `[Cu(NH_3)_4] (OH)_2` with deep blue colour.

4 views Answered 2023-02-05 15:29