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Oxidation number of As in H(2)"As"O(4)^(...

Oxidation number of As in `H_(2)"As"O_(4)^(-)` is

A

`+6`

B

`+5`

C

`-7`

D

`9`

Text Solution

Verified by Experts

The correct Answer is:
B
` {:(,+2,+5,-8),(+5 - H_2AsO_4^(-),H_2,As,O_4):}`
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