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  9. Q36

BPSC (Bihar PCS) 2023 · Question 36 of 150

Which of the following slows down the reaction rate?

General Science

  1. AHeterogeneous catalyst
  2. BCatalytic promoter
  3. CHomogeneous catalyst
  4. DNone of the aboveCorrect

Answer: D. None of the above

Explanation

Catalysts and promoters speed up reactions; none of the listed options slows the reaction rate.

Source: 69th BPSC Prelims 2023 (Set B)

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