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Copper sulphate solution forms blue colo...

Copper sulphate solution forms blue coloured complex with excess of ammonia. Its formula is

A

`[Cu(NH_(3))_(4)]^(+3)`

B

`[Cu(NH_(3))_(4)]^(+2)`

C

`[Cu(NH_(4))_(3)]^(+2)`

D

`[Cu(NH_(4))_(3)]^(+3)`

Text Solution

Verified by Experts

The correct Answer is:
2
`CuSO_(4) + 4NH_(3) to [Cu(NH_(3))_(4)]SO_(4)`
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