An acidic solution of dichromate is electrolyzed for 8 minutes using 2 {A} current. As per the following equation{Cr}_{2} {O}_{7}^{2-}+14 {H}^{+}+6 {e}^{-} \\to2 {Cr}^{3+} +7 {H}_{2} {O} The amount of {Cr}^{3+} obtained was 0.104 {g}. Theefficiency of the process(in\%) is (Take : {F}=96000 {C}, At. mass of chromium =52 ) _________. [3 Sep 2020 Shift 2]

Electrochemistry Part 1

Section: Chemistry

Question : 28 of 100

Marks: +1, -0

An acidic solution of dichromate is electrolyzed for 8 minutes using 2 A current. As per the following equationCr2O72−+14H++6e−→2Cr3+ +7H2O
The amount of Cr3+ obtained was 0.104g. Theefficiency of the process(in\%) is
(Take : F=96000C, At. mass of chromium =52 ) _________.

[3 Sep 2020 Shift 2]

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