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The heating of (NH(4))2Cr(2)O(7) produce...

The heating of `(NH_(4))_2Cr_(2)O_(7)` produces another chromium compound along with `N_(2)` gas. The change of oxidation state of Cr in the reaction is

A

`+6 " to " +2`

B

`+7 " to " +4`

C

`+8 " to " +4`

D

`+6 " to " +3`

Text Solution

Verified by Experts

The correct Answer is:
D
`(NH_(4))underset(+6)underset(darr)(underline(Cr_(2)))O_(4) to N_(2)+underset(+3)underset(darr)(underline(Cr_(2)))O_(3)+4H_(2)O`
`+6 " to " +3`
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