Chemistry - Mole Concept Question with Solution | TestHub

ChemistryMole ConceptMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasysingle choice

How many moles ofKMnO4are needed to oxidise a mixture of 1 mole each ofFeSO4andFeC2O4in acidic medium?

Options:

Answer:
A
Solution:

no. of equivalents = moles ×n-factor
n-factor of  KMnO 4 =5(in acidic medium)
FeS O 4 =1
Fe C 2 O 4 =3
Number of equivalents ofKMnO4
= Number of equilvanets ofFeSO4+Number of equivalents ofFeC2O4
x×5=1×1+1×3
x=45

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Mole ConceptSubtopic:Miscellaneous/Mixed
⏱ 2mℹ️ Source: PYQ_2020

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