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AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following pairs is not an acidic buffer?

A
$$\mathrm{HCOOH}$$ and $$\mathrm{HCOOK}$$
B
$$\mathrm{HClO}_4$$ and $$\mathrm{NaClO}_4$$
C
$$\mathrm{C}_6 \mathrm{H}_5 \mathrm{COOH}$$ and $$\mathrm{C}_6 \mathrm{H}_5 \mathrm{COONa}$$
D
$$\mathrm{HCN}$$ and $$\mathrm{KCN}$$
AP EAPCET Subjects
EXAM MAP