A bromate(III) ion has a 1−1-1− charge.
What is the formula for magnesium bromate(III)?
Mg(BrO3)2\text{Mg}(\text{BrO}_3)_2Mg(BrO3)2
MgBrO2\text{MgBrO}_2MgBrO2
Mg(BrO2)2\text{Mg}(\text{BrO}_2)_2Mg(BrO2)2
MgBrO3\text{MgBrO}_3MgBrO3
