JEE Main Chemistry question

Chemistry Equilibrium JEE Main

Which one of the following pairs shows buffer solution? [WB-JEE 2006]

(A)
(B)CH_3COONa+CH_3COOHCorrect
(C)CH_3COOH+CH_3COONH_4
(D)

Answer: (B)

Solution

CH_3COONa+CH_3COOH is the classic weak-acid/conjugate-base buffer pair.

Question ID VK-135725