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Which of the following factors does NOT affect the rate of a chemical reaction?

Which of the following factors does NOT affect the rate of a chemical reaction?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Concentration of reactants
  • B Presence of a catalyst
  • C Molecular weight of products
  • D Temperature
Correct Answer: Option C
Explanation:
The molecular weight of products is not directly related to the rate of a chemical reaction. The factors that affect the reaction rate include concentration of reactants, temperature, presence of catalysts, surface area, and the nature of the reactants and products.

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