Question

Mercurous chloride exists in the form of

• A. $H{g}^{+}$
• B. $H{g}_2^{2+}$
• C. $H{g}^{2+}$
• D. $H{g}_3^{2+}$

Answer 1

Answer: (B)

Mercurous chloride formula is $H{g}_{2}C{l}_2$.
$H{g}_{2}C{l}_2\to H{g}_2{}^{2+}+2C{l}^{-}$