In the complex ion [Cu(NH₃)₄]²⁺, what is the oxidation state of the central copper ion? - P BLOCK ELEMENTS Quiz | GKFix.in

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Question

In the complex ion [Cu(NH₃)₄]²⁺, what is the oxidation state of the central copper ion?

A. +1
B. +2
C. +3
D. 0