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Question: Answered & Verified by Expert
The rate constant k of one reaction is double the rate constant k of another reaction. Then the relationship between the corresponding activation energies of the two reactions E a  and  E a ′′ will be -
(Assume the pre-exponential factor & temperature to be same)
ChemistryChemical KineticsNEET
Options:
  • A E a >  E a ′′
  • B E a =  E a ′′
  • C E a <  E a ′′
  • D E a < 4 E a ′′
Solution:
2842 Upvotes Verified Answer
The correct answer is: E a <  E a ′′
When activation energy decreases, rate constant increases. As k  >  k ,  E a <  E a ′′

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