STANDARDChemistry-Chemical Kinetics
STANDARD Chemistry Rate of Reaction MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following statements is correct?
A
The rate of a reaction decreases with passage of time as the concentration of reactants decreases.
B
The rate of a reaction is same at any time during the reaction.
C
The rate of a reaction is same at any time during the reaction.
D
The rate of a reaction decreases with increase in concentration of reactant(s).
Correct Answer
Option A
Detailed Explanation
According to rate law expression, Rate ∝ [R]. Thus, rate of a reaction decreases with passage of time as the concentration of reactants decreases.
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