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ChemistryElectrochemistryMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasynumerical

Four different solutions containing 1M each ofAu+3,Cu+2,Ag+,Li+are being electrolysed by using inert electrodes. In how many samples, metal ions would be deposited at cathode?
[Given:E0Ag+/Ag=0.8V,E0Au+3/Au=1.00V,E0Cu+2/Cu=0.34V,E0Li+/Li=-3.03V]

Answer:
3.00
Solution:

Ag+,Au+3,Cu+2

SRP ofH2Ois more than SRP of lithium.

  H2Owill be reduced at cathode in case ofLi+aq. Solution

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

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