Compound Q dissolves in water. Q(aq) does not react with dilute sulfuric acid.
Q(aq) forms a precipitate when aqueous silver nitrate is added. This precipitate is partially soluble in aqueous ammonia.
What could be compound Q?
1 )
barium bromide
2 )
barium iodide
magnesium bromide
4 )
magnesium iodide
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