In acidic medium, H_2O_2 changes \text{Cr}_2O_7^{- 2} to \text{CrO}_5 which has two (-O- O-) bonds Oxidation state of Cr in \text{CrO}_5 is : [NEET 2014]

NEET 2014 Physics and Chemistry

Question : 70 of 90

Marks: +1, -0

In acidic medium, H2O2 changes Cr2O7−2 to CrO5 which has two (-O- O-) bonds Oxidation state of Cr in CrO5 is :

[NEET 2014]

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