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Question

$$2H^+ (aq)+2e^- \to H_2(g)$$. The standard electrode potential for the above reaction is (in volts):

A

$$0$$

B

$$+1$$

C

$$None\ of\ these$$

D

$$-1$$

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Solution

Verified by Toppr

Correct option is A. $$0$$
Standard electrode potential of Hydrogen is zero.
Option A is correct.

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Q1

$$2H^+ (aq)+2e^- \to H_2(g)$$. The standard electrode potential for the above reaction is (in volts):

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Q2

The standard e.m.f. of the cell involving the reaction,

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Q3

The standard reduction potentials at 298K for the following half cell reaction are given below:

Z n^{2 +} (a q) + 2 e^{-} ⇌ Z n (s); E^{o} = - 0.762 V

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Q4

The standard reduction potential at

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Q5

The standard reduction potential at 298 K for following half reactions are given against each

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