0 in elemental form, +2 and +3 in its compounds
Cobalt has an oxidation number of 3 (III) in the compound Co2O3.
The most common oxidation number is +II. The charge and number for cobalt is +2.
Cobalt is a transition metal. Its oxidation states are 2 (3).
The cobalt in the formula given has an oxidation number of +3, so that the total charge of the two cobalt ions will balance the total charge of the 3 oxide ions, which have an oxidation number of -2 each.
0 in the elemental form, +2 or +3 in its compounds.
Cobalt has an oxidation number of 3 (III) in the compound Co2O3.
In the compound Co2O3 cobalt has an oxidation number of 3 while oxygen has an oxidation number is -2.
The most common oxidation number is +II. The charge and number for cobalt is +2.
Cobalt is a transition metal. Its oxidation states are 2 (3).
The cobalt in the formula given has an oxidation number of +3, so that the total charge of the two cobalt ions will balance the total charge of the 3 oxide ions, which have an oxidation number of -2 each.
0 in the elemental form, +2 or +3 in its compounds.
The oxidation state is +3.
+3
The oxidation number for Co in CoS is +2, a divalent cobalt cation, since the only anion formed from a single sulfur atom has a charge of -2.
3
+3
-1, 0, 1, 2, 3, 4 and 5 oxidation states