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Electrochemistry · 2021 · 24 Feb · Shift 2

1 Chemistry questions from this JEE Main paper

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2021 · 24 Feb · Shift 2
Chemistry
Electrochemistry

Electrochemistry · 2021 · 24 Feb · Shift 2

1 Chemistry questions from this JEE Main paper

Q21.The magnitude of the change in oxidising power of the $M n O_{4}^{-} / M n^{2 +}$ couple is x $\times$ 10 $-$ 4 V, if the $H^{+}$ concentration is decreased from 1M to 10 $-$ 4 M at 25 $^{\circ}$ C. (Assume concentration of $M n O_{4}^{-}$ and $M n^{2 +}$ …
Chemistry · Electrochemistry · Numerical