Question

2+
Cu
ion on reaction with excess of ammonia forms deep blue complex having
formula
(A)
[Cu(NH3)412+
(B)
[Cu(NH3)213-
(C)
Cu(NH3)2
(D)
[Cu(NH3)412-​

Answer 1

Answer:

A)

Explanation:

It is[ Cu(NH3)4]2+

it is a complex ion