I think it depends what the magnesium is built into.
MgBr2 magnesium bromide is ionic
Magnesium oxide is ionic.
Magnesium carbonate is an ionic compound.
Because magnesium has a low electronegativity and chlorine has a high electronegativity, magnesium tends to lose an electron and chlorine tends to gain an electron when these substances react. This results in the formation of magnesium and chloride ions. Thus, magnesium chloride is ionic.
Ionic
Magnesium and iodine react to form the ionic compound magnesium iodide - MgI2.
Magnesium chloride is a compound, not a bond of any kind. The compound is ionic.
Yes. Magnesium and chlorine will form the ionic compound magnesium chloride, MgCl2.
Ionic
ionic
Ionic
Ionic