Chemistry-Rate of Reaction
NEET Chemistry Rate of Reaction MCQ Question
Type: MCQ-conceptual-Hard-Class 12
Which of the following statements about the rate of a chemical reaction is correct?
A
The average rate of a reaction can be expressed in terms of the change in concentration over time.
B
The rate of a reaction is always equal to the stoichiometric coefficients of the reactants.
C
Rate laws are independent of the concentrations of reactants involved in the reaction.
D
The units of rate of reaction do not depend on the concentration of reactants.
Correct Answer
Option A
Detailed Explanation
The average rate of a reaction is defined as the change in concentration of reactants or products over time, as indicated in the NCERT context. Other options misrepresent the relationship between rate, stoichiometry, and concentration.
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