Chemistry - Chemical Kinetics Question with Solution | TestHub

ChemistryChemical KineticsRate of Reactions/Rate LawEasy2 minPYQ_2020
ChemistryEasysingle choice

Which is correct for a first order reaction

Options:

Answer:
A
Solution:

(A)is correct because degree of dissociation=1-e-ktat any time t.
(B)is wrong because plot of log [A] vs t is a straight line
(C)is wrong because time taken for 75% reaction is two half life.
(D)is wrong because ink=Ae-Ea/RT,Ea/RTis dimensionless hence A has the unit ofK.

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Chemical KineticsSubtopic:Rate of Reactions/Rate Law
⏱ 2mℹ️ Source: PYQ_2020

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