The energy profiles for four different reactions are shown.Which of the reactions will have the smallest rate constant?

Name: The energy profiles for four different reactions are shown.Which of the reactions will have the smallest rate constant?
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Question

Quizplus · Accepted Answer

The rate constant is related to the activation energy, with a lower activation energy resulting in a higher rate constant. Reaction B has the highest activation energy, therefore it will have the smallest rate constant.

The Energy Profiles for Four Different Reactions Are Shown