polyatomic ions

21 polyatomic ions & the oxidation states silver, zinc and cadmium

ammonium

ammonium

NH₄⁺

bicarbonate/ hydrogen carbonate

HCO₃⁻

hypochlorite

ClO⁻

chlorite

ClO₂⁻

chlorate

ClO₃⁻

perchlorate

ClO₄⁻

nitrite

NO₂⁻

hydroxide

OH⁻

iodate

IO₃⁻

bromate

BrO₃⁻

nitrate

NO₃⁻

cyanide

CN⁻

acetate

C₂H₃O₂⁻

permanganate

MnO₄⁻

thiosulfate

S₂O₃²⁻

carbonate

CO₃²⁻

dichromate

Cr₂O₇²⁻

chromate

CrO₄²⁻

sulfite

SO₃²⁻

sulfate

SO₄²⁻

phosphate

PO₄³⁻

silver oxidation state

Ag⁺

zinc oxidation state

Zn⁺²

cadmium oxidation state

Cd⁺²