Polyatomic Ions Vocabulary

Vocabulary flashcards defining common polyatomic ions and their chemical formulas based on the lecture notes.

Ammonium

A polyatomic cation with the chemical formula $NH_4^+$

Hydronium

A polyatomic cation with the chemical formula $H_3O^+$

Peroxide

A polyatomic anion with the chemical formula $O_2^{2-}$

Hydroxide

A polyatomic anion with the chemical formula $OH^-$

Acetate

A polyatomic anion with the chemical formula $CH_3COO^-$

Cyanide

A polyatomic anion with the chemical formula $CN^-$

Carbonate

A polyatomic anion with the chemical formula $CO_3^{2-}$

Hydrogen carbonate

A polyatomic anion with the chemical formula $HCO_3^-$

Nitrate

A polyatomic anion with the chemical formula $NO_3^-$

Nitrite

A polyatomic anion with the chemical formula $NO_2^-$

Sulfate

A polyatomic anion with the chemical formula $SO_4^{2-}$

Hydrogen sulfate

A polyatomic anion with the chemical formula $HSO_4^-$

Sulfite

A polyatomic anion with the chemical formula $SO_3^{2-}$

Phosphate

A polyatomic anion with the chemical formula $PO_4^{3-}$

Hydrogen phosphate

A polyatomic anion with the chemical formula $HPO_4^{2-}$

Dihydrogen phosphate

A polyatomic anion with the chemical formula $H_2PO_4^-$

Perchlorate

A polyatomic anion with the chemical formula $ClO_4^-$

Chlorate

A polyatomic anion with the chemical formula $ClO_3^-$

Chlorite

A polyatomic anion with the chemical formula $ClO_2^-$

Hypochlorite

A polyatomic anion with the chemical formula $ClO^-$

Chromate

A polyatomic anion with the chemical formula $CrO_4^{2-}$

Dichromate

A polyatomic anion with the chemical formula $Cr_2O_7^{2-}$

Permanganate

A polyatomic anion with the chemical formula $MnO_4^-$