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Which of the following reaction is possible at anode?

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asked Mar 30, 2018 in Chemistry by paayal (26,720 points) ● 4 ● 6 ● 11

Which of the following reaction is possible at anode?
(a) 2Cr3+ + 7H2O → Cr2O72– + 14H+
(b) F2 → 2F–
(c) (1/2)O2 + 2H+ → H2O
(d) none of these.

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answered Mar 30, 2018 by sanjaydas (61,430 points) ● 5 ● 7 ● 7
selected Apr 1, 2018 by Vikash Kumar
 
Best answer

(a) : Here Cr3+ is oxidized to Cr2 O72–.

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