Q dissolves in water. $Q(aq)$ does not show any reaction with dilute sulfuric acid. A precipitate is formed when aqueous silver nitrate is added to $Q(aq)$. This precipitate is only partly soluble in aqueous ammonia. What might compound Q be?
- Abarium bromide
- Bbarium iodide
- Cmagnesium bromide
- Dmagnesium iodide