NEET UG CHEMISTRY MCQ: ELECTRO CHEMISTRY

1 Hard

1 of 1

Application +4 | -1

If the

{H^ + }

concentration is decreased from 1 M to

{10^{ - 4}}

M at

{25^ \circ }C

  for the couple

MnO_4^ - /M{n^{(2 + )}}

, then the oxidising power of the

MnO_4^ - /M{n^{(2 + )}}

couple decreases by

View answer and explanation

Correct option: C

0.38 V

Option C (0.38 V) is correct because it is the calculated decrease in oxidizing power using the Nernst equation.

More Questions from ELECTRO CHEMISTRY

Practice All Chapter MCQs →

A{l^{3 + }}

{H_2}

{H^ + }

\mathrm{LiCl},{\rm{NaCl {\kern 1pt}{\kern 1pt}and {\kern 1pt}{\kern 1pt}KCl}}

\left(\mathrm{CuSO}_4\right)

\mathrm{A}{\mathrm{l}^{3 + }}