JEE · NEET Previous Year Question

Which one of the following is a second order reaction?

Topic: JEE PYQ

Answer: D. Full step-by-step solution below.

  1. A
  2. B
  3. C
  4. D

Correct answer: D

Solution

(d) :

These are photochemical reactions. Order zero.
Decomposition of ammonium nitrate in aqueous solution is a first order reaction.

Hydrolysis of ester by an alkali (saponification) is a second order reaction.

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