cerium
Cerium
The symbol for lead that displays its charge is Pbl2. Lead can have an oxidation of plus 2 or 4. The plus 2 oxidation in lead is the most common.
Cl,Br and Iodine may have oxidation no +1 and -1
Hydrogen it depends on the other element if it is part of a compound
Sodium - it goes from oxidation number 0 to +1
those elements which can donate two electrons will possess plus two oxidation state like calcium , magnesium ,etc...
It contains two elements. Na shows +1. chlorine shows -1 oxidation number.
H2SbO3- is -1
Carbon (think carbide)
The oxidation numbers for the atoms in magnesium oxide are: Mg+2 and O-2.
An example is the ferric ion: Fe(III) or Fe3+.
No. Fluorine has only two oxidation states. 0 in F2 and -1 in fluoride ion