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the symbol of ion is base on the lemement that you are trying to fin out
the symbol for Oxygen is O, the Oxygen ion is 2-. therefore the symbol for the oxygen ion is O2-
Mg2+
Sulfide.
They are usually called sodium ions, the symbol for them is Na+
copper, Cu+ ,cuprous ion
the symbol of ion is base on the lemement that you are trying to fin out
ca2+
The name given to the electrical charge on an ion is a oxidation number. The charge of the ion typically formed by strontium is 2 plus.
A positive ion is called a cation.
It's name is just a zinc ion. Normally its symbol is Zn2+
the symbol for Oxygen is O, the Oxygen ion is 2-. therefore the symbol for the oxygen ion is O2-
Mg2+
The symbol Ca2+ is for the cation of calcium.
Salt
Sulfide.
the chemical symbol for boron ion is B+++