Question

In which of the following dissociation of $NH_{4}OH$ will be minimum.

• A. $NaOH$
• B. $H_{2}O$
• C. $NH_{4}Cl$
• D. $NaCl$

Answer 1

Answer: (C)

$NH_{4}Cl$

Answer 2

When we add $NH_{4}OH$in $NH_{4}Cl$solution ionization of $NH_{4}OH$ is decreased due to common ion effect.