Which of the following is copper( Ι ) compound ? | CGP Edu

Chemistry Co-ordinatios Compounds General Introduction of Complex Salts and Definitions to be used Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

Which of the following is copper( Ι ) compound ?

A

[Cu(H 2 O) 4 ] 2+

B

[Cu(CN) 4 ] 3–

C

[Cu(NH 3 ) 4 ] 2+

D

All of these

Text Solution

Verified by Experts

The correct answer is:

Let x be the oxidation state of copper in [Cu(CN) 4 ] 3– . So, x + 4(–1) = – 3 or x = 1. In and the oxidation state of copper is +2.

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