Equilibrium Question 427
Question: Which of the following mixtures forms an acid buffer [MP PMT 1993; IIT 1981; CPMT 1989; CBSE PMT 1989]
Options:
A) $ NaOH+HCl $
B) $ CH_3COOH+CH_3COONa $
C) $ NH_4OH+NH_4Cl $
D) $ H_2CO_3+{{(NH_4)}_2}CO_3 $
Show Answer
Answer:
Correct Answer: B
Solution:
An acid buffer solution consists of a weak acid and its salt with strong base. i.e. $ CH_3COOH+CH_3COONa $