Raising the temperature of a reaction makes the rate:
ADecrease
BStay same
CFall to zero
DIncrease
Answer & Solution
Correct answer: D. Increase
1. More molecules cross the activation barrier when hotter.
2. The Arrhenius equation makes this explicit.
3. So the rate increases.
_Source: NCERT Class 12 Chemistry Part I, Chapter 4, Chemical Kinetics._
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