Which one of the following salts give an acidic solution in water?

1. $\mathrm{CH}_3 \mathrm{COONa}$
2. $\mathrm{NH}_4 \mathrm{Cl}$
3. $\mathrm{NaCl}$
4. $\mathrm{CH}_3 \mathrm{COONH}_4$

Solution

$\mathrm{NH}_4 \mathrm{Cl}$ salt gives an acidic solution in water

Asked in: AP EAMCET 2007

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