STANDARDChemistry-Chemical Kinetics
STANDARD Chemistry Rate Law MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Rate law for the reaction, A + 2B → C is found to be Rate = k [A] [B] : Concentration of reactant ‘B’ is doubled, keeping the concentration of ‘A’ constant, the value of rate constant will be _______.
A
The same
B
Doubled
C
Quadrupled
D
Halved
Correct Answer
Option A
Detailed Explanation
The rate constant k is independent of the concentration of reactants. Therefore, doubling the concentration of B does not affect the value of k.
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