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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
`["AuCI"_4]^(1-)`
`x+4 (-1)=-1" ":." "x = +3`
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