Chemistry - Electrochemistry Question with Solution | TestHub

ChemistryElectrochemistryMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasysingle choice

When copper sulphate solution is electrolysed in a copper voltameter for 30 sec, then m gram of copper was deposited. Time current graph for the electrolysis is



The electrochemical equivalent of copper from above plot will be

Options:

Answer:
B
Solution:

m = ZIt
Z=mIt
It = Total charge passed through copper voltameter
= Area under the curve
=100×10×10-3+212×10×100×10-3=2
SoZ=m2

Stream:NTA_ABHYASSubject:ChemistryTopic:ElectrochemistrySubtopic:Miscellaneous/Mixed
2mℹ️ Source: PYQ_2020

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