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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