Ionic EquilibriumHard

Question

The pH of 0.1 M solution of the following salts increases in the order:

Options

A.NaCI < NH4CI < NaCN < HCI
B.HCI < NH4CI < NaCI < NaCN
C.NaCN < NH4CI < NaCI < HCI
D.HCI < NaCI < NaCN < NH4CI

Solution

Higher is pH, lesser is acidic nature. Also NH4CI(aq) is acidic and NaCN(aq) is basic.

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