Chem 141 polyatomic and monoatomic anions and cations

hydrogen, proton

Formula: H+
Cation
Monoatomic
Charge: +1

potassium

Formula: K+
Cation
Monoatomic
Charge: +1

silver (I), argentous

Formula: Ag+
Cation
Monoatomic
Charge: +1

magnesium

Formula: Mg²+
Cation
Monoatomic
Charge: +2

zinc (II)

Formula: Zn²+
Cation
Monoatomic
Charge: +2

fluoride

Formula: F-
Anion
Monoatomic
Charge: -1

bromide

Formula: Br-
Anion
Monoatomic
Charge: -1

iodide

Formula: I-
Anion
Monoatomic
Charge: -1

oxide

Formula: O²-
Anion
Monoatomic
Charge: -2

Sulfide

Formula: S²-
Anion
Monoatomic
Charge: -2

ammonium

Formula: NH₄+
Cation
Polyatomic
Charge: +1

Hydronium

Formula: H₃O+
Cation
Polyatomic
Charge: +1

acetate

Formula: CH₃CO_2^-

_^or

Formula: OAC_^-

_^or

Formula: C₂H₃O_2^-

Anion
Polyatomic
Charge: -1

cyanide

Formula: CN-
Anion
Polyatomic
Charge: -1

hydroxide

Formula: OH-
Anion
Polyatomic
Charge: -1

hypochlorite

Formula: ClO-
Anion
Polyatomic
Charge: -1

chlorite

Formula: ClO₂-
Anion
Polyatomic
Charge: -1

chlorate

Formula: ClO₃-
Anion
Polyatomic
Charge: -1

nitrite

Formula: NO₂-
Anion
Polyatomic
Charge: -1

nitrate

Formula: NO₃-
Anion
Polyatomic
Charge: -1

permanganate

Formula: MnO₄-
Anion
Polyatomic
Charge: -1

carbonate

Formula: CO₃²-
Anion
Polyatomic
Charge: -2

bicarbonate, or Hydrogen Carbonate

Formula: HCO₃-
Anion
Polyatomic
Charge: -1

chromate

Formula: CrO₄²-
Anion
Polyatomic
Charge: -2

dichromate

Formula: Cr₂O₇²-
Anion
Polyatomic
Charge: -2

phosphate

Formula: PO₄³-
Anion
Polyatomic
Charge: -3

sulfite

Formula: SO₃²-
Anion
Polyatomic
Charge: -2

sulfate

Formula: SO₄²-
Anion
Polyatomic
Charge: -2

Bisulfate or Hydrogen Sulfate

Formula: HSO_4^-

Anion
Polyatomic
Charge: -1

Oxalate

Formula: C₂O_4^2-

Anion
Polyatomic
Charge: -2

Perchlorate

Formula: ClO_4^-

Anion
Polyatomic
Charge: -1