Standard electrode potential for the cell with cell reaction
Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s)
is 1.1 V. Calculate the standard Gibbs energy change for the cell reaction. (Given F = 96487 C mol–1)
1. –200.27 kJ mol–1 2. –212.27 kJ mol–1
3. –212.27 J mol–1 4. –200.27 J mol–1
Subtopic:  Relation between Emf, G, Kc & pH |
 82%
From NCERT
NEET - 2022
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NEET 2026 - Target Batch - Vital
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The potential of hydrogen electrode in contact with a solution with pH =10, is:

1. −0.0591 V 2. −5.91 V
3. 0.0591 V 4. −0.591 V
Subtopic:  Relation between Emf, G, Kc & pH |
 74%
From NCERT
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NEET 2026 - Target Batch - Vital
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If the Eocell for a given reaction has a negative value, which of the following gives correct relationships for the values of ∆Go and Keq?

1. Go>0;Keq<1

2. Go>0;Keq>1

3. Go<0;Keq>1

4. Go<0;Keq<1

Subtopic:  Relation between Emf, G, Kc & pH |
 73%
From NCERT
NEET - 2016
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NEET 2026 - Target Batch - Vital
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