AIPMT PRELIMS2006Chemistry-Equilibrium
AIPMT PRELIMS 2006 Chemistry Buffer Solutions MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which of the following pairs constitutes a buffer?
A
HNO₂ and NaNO₂
B
NaOH and NaCl
C
HNO₃ and NH₄NO₃
D
HCl and KCl
Correct Answer
Option A
Detailed Explanation
A buffer solution is made from a weak acid and its salt. HNO₂ and NaNO₂ form a buffer solution.
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