To which of the followings the Dalton’s law of partial pressure is not applicable

Options

(a) H₂ and He
(b) NH₃ and HCl
(c) N₂ and H₂
(d) N₂ and O₂

Correct Answer:

NH₃ and HCl

Explanation:

Dalton’s Law of partial pressure is applicable to non-reacting gases, NH₃ and HCl are reacting gases, so Dalton’s law will not be applicable.