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Acidified solution of chromic acid on tr...

Acidified solution of chromic acid on treatment with hydrogen peroxide yields

A

`CrO_3 + H_2O + O_2`

B

`CrO_3 + H_2O + O_2`

C

`CrO_5 + H_2O`

D

`H_2Cr_2O_7 + H_2O + O_2`

Text Solution

Verified by Experts

The correct Answer is:
C
The term chromic acid is usually used for a mixture made by adding concentrated sulphuric acid to dichromate.
`underset("Chromic acid")ubrace(K_2Cr_2O_7 + H_2SO_4) + 4H_2O_2 to K_2SO_4 + 2CrO_5 + 5H_2O`
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