Ionic Compounds Containing Polyatomic Ions

A complete set of vocabulary flashcards covering key polyatomic cations, diatomic anions, carbon-containing anions, and oxoanions.

Ammonium

A polyatomic cation with the formula $NH_4^+$

Hydronium

A polyatomic cation with the formula $H_3O^+$

Mercury(I)

A polyatomic cation with the formula $Hg_2^{2+}$

Hydroxide

A diatomic anion with the formula $OH^-$

Cyanide

A diatomic anion with the formula $CN^-$

Carbonate

An anion containing carbon with the formula $CO_3^{2-}$

Acetate

An anion containing carbon with the formula $CH_3CO_2^-$

Oxalate

An anion containing carbon with the formula $C_2O_4^{2-}$

Sulfite

An oxoanion with the formula $SO_3^{2-}$

Sulfate

An oxoanion with the formula $SO_4^{2-}$

Nitrite

An oxoanion with the formula $NO_2^-$

Nitrate

An oxoanion with the formula $NO_3^-$

Phosphate

An oxoanion with the formula $PO_4^{3-}$

Permanganate

An oxoanion with the formula $MnO_4^-$

Chromate

An oxoanion with the formula $CrO_4^{2-}$

Dichromate

An oxoanion with the formula $Cr_2O_7^{2-}$

Hypochlorite

An oxoanion with the formula $ClO^-$

Chlorite

An oxoanion with the formula $ClO_2^-$

Chlorate

An oxoanion with the formula $ClO_3^-$

Perchlorate

An oxoanion with the formula $ClO_4^-$