JEE Main Chemistry question

Chemistry Equilibrium JEE Main

The correct statement about buffer solution is:

(A)It contains a weak acid and its conjugate base
(B)It contains a weak base and its conjugate acid
(C)It shows little change in pH on adding small amount of an acid or base
(D)All of the aboveCorrect

Answer: (D)

Solution

All three statements correctly describe buffers.

Question ID VK-136367