Chemistry-Rate of Reaction
NEET Chemistry Rate of Reaction MCQ Question
Type: MCQ-fact-Hard-Class 12
What does the rate constant (k) in a differential rate equation represent?
A
A proportionality constant for reaction rate
B
The concentration of reactants at equilibrium
C
The total number of collisions per second
D
The change in temperature during the reaction
Correct Answer
Option A
Detailed Explanation
The rate constant (k) is defined as a proportionality constant in the differential rate equation, which relates the rate of a reaction to the concentration of reactants as per the NCERT context.
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