Multiple choice

Directions: The following question has four choices out of which ONLY ONE is correct.

Which among the following is not a zero order reaction?

  1. Photochemical reaction between hydrogen and chlorine

  2. Decomposition of N2O on hot platinum surface

  3. Iodinations of acetone in presence of H+ ions

  4. Thermal decomposition of chlorine monoxide
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Thermal decomposition of dichlorine monoxide is a second order reaction. 2Cl2O → 2Cl2 + O2

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