Q. Ammonia gas dissolves in water to form $NH_{4}OH$. In this reaction water acts as
A) A conjugate base
B) A non-polar solvent
C) An acid
D) A base
Explanation
(c)
$H_{2}O + NH_{3} \rightleftharpoons {NH}_{4}^{+} + {OH}^{-}$
In this reaction, $H_{2}O$ acts as an acid because it donates a proton
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.