2Cr(s) + 3Cd2+(aq)  2Cr3+(aq) + 3Cd

ECr3+/Cr= -0.74 VECd2+/Cd=-0.40 V

The value of Gro in the above reaction will be-

1. -196.83 kJ

2. 196.83 kJ

3. 186.83 kJ

4. -186.83 kJ

Subtopic:  Relation between Emf, G, Kc & pH |
 74%
From NCERT
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The value of  ∆G°  in the reaction below would be:
Zn(s) + Ag2O(s) + H2O(l) → Zn+2(aq) + 2Ag(s) + 2OH-(aq)

Given: \(E_{cell}^{\circ} = 1.04V\)

1. -2.13 kJ

2. -21.3 kJ

3. -213.04 kJ

4. -31.12 kJ

Subtopic:  Relation between Emf, G, Kc & pH |
 75%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
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Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh