Question

$KF$ combines with $HF$ to form $KH{F}_2$. The compound contains the species:

• A. $K^{+},F^{-}$ and $H^{\ast }$
• B. $K^{+},F^{-}$ and $HF$
• C. $K^{+}$ and $[H{F}_2{]}^{-}$
• D. $[KHF{]}^{+}$ and $F_2$

Answer 1

The correct option is C $K^{+}$ and $[H{F}_2{]}^{-}$

Potassium fluoride when reacts with hydrogen flouride and produces $KF$. $K^{+}(H{F}_2{)}^{-}$ in fused form. This compound conducts electricity in fused form.