NCEA Level 2 Chemistry IONS

NH₄⁺

ammonium ion

Na⁺

sodium ion

K⁺

potassium ion

Ag⁺

silver ion

H⁺

hydrogen ion

Li⁺

lithium ion

Ca²⁺

calcium ion

Mg²⁺

magnesium ion

Cu²⁺

copper ion

Pb²⁺

lead ion

Fe²⁺

iron [II] ion

Ba²⁺

barium ion

Zn²⁺

zinc ion

Al³⁺

aluminium ion

Fe³⁺

iron [III] ion

O²⁻

oxide ion

S²⁻

sulfide ion

CO₃²⁻

carbonate ion

SO₄²⁻

sulfate ion

OH⁻

hydroxide ion

Cl⁻

chloride ion

NO₃⁻

nitrate ion

HCO₃⁻

hydrogen carbonate ion

F⁻

fluoride ion

Br⁻

bromide ion

I⁻

iodide ion

Cr³⁺

chromium ion

Mn²⁺

manganese ion

Ba²⁺

barium ions

CrO₄²⁻

chromate ions

I⁻

Iodide ion

HSO₃⁻

Hydrogen sulfite ion (bisulfite ion)

OCl⁻

hypochlorite ions (bleach)

SO₃²⁻

sulfite ions

SCN⁻

thiocyanate ions

MnO₄⁻

permangenate ion

N^3-

nitride ion

CH₃COO^-

ethanoate ion

CN^-

cyanide ion

P^3-

phosphide ion

As^3-

arsenide ion

Ga³⁺

gallium ion