The phenomenon of interaction of anions and cations furnished by a electrolyte with the `H^(+)` and `OH^(-)` ions of water to produce acidity or alkalinity is known as hydrolysis. In hydrolysis :

Options

A. the pH may either increases or decrease
B. all the salts (except those made up with strong anion and cation) undergo hydrolysis
C. the variation of pH depends upon the nature of salt as well on the temperarature
D. none of these

Answer

A, B, C