Question

Which of the following is not a buffer solution?

• A. $C{H}_{3}COOH/C{H}_{3}COONa$
• B. $HC{l}_4/NaC{l}_4$
• C. HCOOH / HCOONa
• D. $N{H}_{4}OH/N{H}_{4}Cl$

Answer 1

Answer: (B)

Buffer is a equimolar mixture of weak acid and its salt with strong base.