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ChemistryElectrochemistryGalvanic cells/Nernst Equation/Concentration CellsEasy2 minPYQ_2020
ChemistryEasysingle choice

Zn|Zn2+(C1)||Zn2+(C2)|Zn. For this cellΔGis negative if

Options:

Answer:
C
Solution:

Anode:     Zn→Zn+2C1
Cathode:   Zn+2C2→Zn
Kc=Zn+2AZn+2C=C1C2
E=Eo-0.05912log⁡kc
∆G=-nFE
E=E°-0.05912logC1C2=0.05912logC2C1
to makeΔG=-ve
ΔE=+vehence,C2>C1

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:ElectrochemistrySubtopic:Galvanic cells/Nernst Equation/Concentration Cells
⏱ 2mℹ️ Source: PYQ_2020

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