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  4. Acidified solution of chromic acid on treatment with H2O2 yields

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Q. Acidified solution of chromic acid on treatment with $H_2O_2$ yields

UPSEEUPSEE 2014Hydrogen

Solution:

$K _{2} Cr _{2} O _{7}+ H _{2} SO _{4} \longrightarrow K _{2} SO _{4}+ H _{2} Cr _{2} O _{7}$

$H _{2} Cr _{2} O _{7}+4 H _{2} O _{2} \longrightarrow 2 CrO _{5}+5 H _{2} O$