Question

(iii) During oxidation of ferrous sulphate using mixture of dil
H2SO4 and potassium dichromate; oxidation state of
chromium changes from

(a) + 6 to + 2
(b) + 6 to + 3
(c) + 6 to + 1
(d) + 6 to + 4​

Answer 1

Answer:

I think

(c) + 6 to + 1

Explanation:

Answer 2

Answer:

The reaction is given below

FeSO4 + K2Cr2O7 + H2SO4 ------- 2K2SO4 + FeO + H2O + 2CrO5 + 2Cr + O2

Thus the oxidation state of chromium changes from +6 to +4

So option d is the correct option

Hope it helps you

Explanation:

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