What Happens to the H Atom?
A) Oxidation Number Increases $\rightarrow$

What happens to the H atom?

A) Oxidation number increases from -1 to +1
B) Oxidation number decreases from +1 to 0
C) Oxidation number remains the same at +1
D) Oxidation number decreases from -1 to 0
E) Oxidation number remains the same at +2
Refer to the reaction below for 41-43.
Given:
Mg + O₂ $\rightarrow$ MgO