Question

State whether the given statement is true or false:

In anion exchange resin the anions of hard water get replaced by $O{H}^{-}$ ions.

• A. True
• B. False

Answer 1

Answer: (A)

In anoin exchange resin the reaction takes place as

$N{H}_4^{+}O{H}^{-}+HCl\to N{H}_{4}Cl+H_{2}O$

so, the anion of hard water get replaced by $O{H}^{-}$ ion.