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What is the oxidation number of gold in ...

What is the oxidation number of gold in the complex `[AuCl_(4)]^(1-)` ?

A

`+4`

B

`+3`

C

`+2`

D

`+1`

Text Solution

Verified by Experts

The correct Answer is:
B
`Au=x` and Cl=-1
`x+4(-1)= -1`
`x-4 = -1`
`x=-1+4`
`x=+3`
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NIKITA PUBLICATION-MCQs FROM PREVIOUS BOARD QUESTION PAPERS -Question Paper- MHT-CET 2018
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