Chemistry Polyatomic and Metal Ions (Cations and Anions)

Any of the Main Group Elements

All of these have the charges of how many electrons they would usually lose or gain in order to have their noble gas configuration

Zinc (Zn)

Cation

Zn²⁺

Iron(II) (Fe)

Cation

Fe²⁺

Iron(III) (Fe)

Cation

Fe³⁺

Lead(II) (Pb)

Cation

Pb²⁺

Mercury(II) (Hg)

Cation

Hg²⁺

Ammonium (NH₄)

Cation

NH₄⁺

Nitride (N) ***Different from Nitrate

Anion

N^3-

Nitrate (NO₃)

Anion

NO₃^-

Sulfate (SO₄)

Anion

SO₄^2-

Phosphate (PO₄)

Anion

PO₄^3-

Cabonate (CO₃)

Anion

CO₃^2-

Perchlorate (ClO₄)

Anion

ClO₄^-

Hydroxide (OH)

Anion

OH^-

Cyanide (CN)

Anion

CN^-

Acetate (C₂H₃O₂) or (CH₃CO₂)

Anion

[ C₂H₃O₂^- ] or [CH₃CO₂^-]