-2 for O
+4 for Ni
O.S. of Ni = +2 O.S. of O = -2 O.N. of cpd = 0
The oxidation number of Calcium (Ca) is +2
The oxidation number of Ti in TiO is +2. This is because oxygen typically has an oxidation number of -2 and there is only one oxygen atom in TiO, so the oxidation number of Ti must be +2 to balance out the charges.
In CaSO4, the oxidation number of Ca is +2, the oxidation number of S is +6, and the oxidation number of O is -2.
The oxidation number of each hydrogen in H2CO2 is +1, while the oxidation number of each carbon in CO2 is +4. This is because hydrogen usually has an oxidation number of +1, and oxygen usually has an oxidation number of -2.
O.S. of Ni = +2 O.S. of O = -2 O.N. of cpd = 0
The oxidation number of oxygen is -2 in most of its compounds
The oxidation number of Calcium (Ca) is +2
The only oxidation number is 2+.
The oxidation number of barium is +2.
The oxidation number of Ti in TiO is +2. This is because oxygen typically has an oxidation number of -2 and there is only one oxygen atom in TiO, so the oxidation number of Ti must be +2 to balance out the charges.
In CaSO4, the oxidation number of Ca is +2, the oxidation number of S is +6, and the oxidation number of O is -2.
The oxidation number of each hydrogen in H2CO2 is +1, while the oxidation number of each carbon in CO2 is +4. This is because hydrogen usually has an oxidation number of +1, and oxygen usually has an oxidation number of -2.
+2 for Ca, +6 for Cr, -2 for each O
The central carbon atom has an oxidation number of -2 (O is -2, H is +1)
The oxidation number of nitrosyl (NO) is +1. Nitrogen typically has an oxidation number of -3, and oxygen typically has an oxidation number of -2. In NO, nitrogen has a -3 oxidation number and oxygen has a -2 oxidation number, leading to an overall oxidation number of +1 for the nitrosyl ion.
In HgS the oxidation numbers are Hg +2 and S -2