+3 in its compounds
The most common are 0 and 3+.
The most common oxidation number of magnesium is +2.
the most common oxidation number for oxygen is -2.
-1 will be the most common oxidation number
+4 is the most common and the most stable oxidation number
The most common oxidation number is +II. The charge and number for cobalt is +2.
+1 is most common
+4 is most common
+3 is the most common
The most common oxidation numbers are +1 and 2 , - 1 and 2.
-1 (most common)
+3