Question

Which of the following represents sulphite ion?

• A. $S{O}_4^{2-}$
• B. $S{O}_3^{2-}$
• C. $S{O}_4^{-}$
• D. $S{O}_3^{-}$

Answer 1

The correct option is B $S{O}_3^{2-}$

The symbol of sulphite ion is $S{O}_3^{2-}$. It is a polyatomic ion that has an overall charge of $-2$.