Question

The combustion reaction of magnesium results in what compound?

a. MgCl2
6. MgCl4
c. MgO
d. Mg2O3

Answer 1

c. MgO.

Step-by-step explanation:

Magnesium burns in air combining with oxygen to form magnesium oxide.

2Mg + O2 = 2MgO.

Answer 2

C. MgO because mg+o= MgO