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The yellow colour solution of Na(2)CrO(4...

The yellow colour solution of `Na_(2)CrO_(4)` changes to orange red on passing `CO_(2)` gas due to the formation of :-

A

`CrO_(5)`

B

`CrO_(3)`

C

`Na_(2)Cr_(2)O_(7)`

D

`Cr_(2)O_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
`CrO_(4)^(2-) overset(CO_(2))underset(H_(2)O)rarr Cr_(2)O_(7)^(2-)`
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