Common Polyatomic Ions, Acids, and Alkanes

A set of vocabulary flashcards covering common polyatomic ions, their related acids, and standard straight-chain alkanes.

Bicarbonate

A polyatomic ion with the formula $\text{HCO}_3^-$.

Nitrate

A polyatomic ion with the formula $\text{NO}_3^-$; its related acid is nitric acid ($\text{HNO}_3$).

Ammonium

A polyatomic ion with the formula $\text{NH}_4^+$.

Nitrite

A polyatomic ion with the formula $\text{NO}_2^-$; its related acid is nitrous acid ($\text{HNO}_2$).

Hydronium

A polyatomic ion with the formula $\text{H}_3\text{O}^+$.

Sulfate

A polyatomic ion with the formula $\text{SO}_4^{2-}$; its related acid is sulfuric acid ($\text{H}_2\text{SO}_4$).

Peroxide

A polyatomic ion with the formula $\text{O}_2^{2-}$.

Hydrogen sulfate

A polyatomic ion with the formula $\text{HSO}_4^-$.

Hydroxide

A polyatomic ion with the formula $\text{OH}^-$.

Sulfite

A polyatomic ion with the formula $\text{SO}_3^{2-}$; its related acid is sulfurous acid ($\text{H}_2\text{SO}_3$).

Acetate

A polyatomic ion with the formula $\text{CH}_3\text{COO}^-$; its related acid is acetic acid ($\text{CH}_3\text{COOH}$).

Hydrogen sulfite

A polyatomic ion with the formula $\text{HSO}_3^-$.

Cyanide

A polyatomic ion with the formula $\text{CN}^-$; its related acid is hydrocyanic acid ($\text{HCN}$).

Phosphate

A polyatomic ion with the formula $\text{PO}_4^{3-}$; its related acid is phosphoric acid ($\text{H}_3\text{PO}_4$).

Azide

A polyatomic ion with the formula $\text{N}_3^-$; its related acid is hydrazoic acid ($\text{HN}_3$).

Hydrogen phosphate

A polyatomic ion with the formula $\text{HPO}_4^{2-}$.

Carbonate

A polyatomic ion with the formula $\text{CO}_3^{2-}$; its related acid is carbonic acid ($\text{H}_2\text{CO}_3$).

Dihydrogen phosphate

A polyatomic ion with the formula $\text{H}_2\text{PO}_4^-$.

Perchlorate

A polyatomic ion with the formula $\text{ClO}_4^-$; its related acid is perchloric acid ($\text{HClO}_4$).

Chlorate

A polyatomic ion with the formula $\text{ClO}_3^-$; its related acid is chloric acid ($\text{HClO}_3$).

Chlorite

A polyatomic ion with the formula $\text{ClO}_2^-$; its related acid is chlorous acid ($\text{HClO}_2$).

Hypochlorite

A polyatomic ion with the formula $\text{ClO}^-$; its related acid is hypochlorous acid ($\text{HClO}$).

Chromate

A polyatomic ion with the formula $\text{CrO}_4^{2-}$; its related acid is chromic acid ($\text{H}_2\text{CrO}_4$).

Dichromate

A polyatomic ion with the formula $\text{Cr}_2\text{O}_7^{2-}$; its related acid is dichromic acid ($\text{H}_2\text{Cr}_2\text{O}_7$).

Permanganate

A polyatomic ion with the formula $\text{MnO}_4^-$; its related acid is permanganic acid ($\text{HMnO}_4$).

Alkane formula

The general formula for alkanes, expressed as $\text{C}_n\text{H}_{2n+2}$.

Methane

An alkane with the molecular formula $\text{CH}_4$.

Ethane

An alkane with the structural formula $\text{CH}_3\text{CH}_3$ and molecular formula $\text{C}_2\text{H}_6$.

Propane

An alkane with the structural formula $\text{CH}_3\text{CH}_2\text{CH}_3$ and molecular formula $\text{C}_3\text{H}_8$.

Butane

An alkane with the structural formula $\text{CH}_3\text{CH}_2\text{CH}_2\text{CH}_3$ and molecular formula $\text{C}_4\text{H}_{10}$.

Pentane

An alkane with the structural formula $\text{CH}_3\text{CH}_2\text{CH}_2\text{CH}_2\text{CH}_3$ and molecular formula $\text{C}_5\text{H}_{12}$.

Hexane

An alkane with the structural formula $\text{CH}_3(\text{CH}_2)_4\text{CH}_3$ and molecular formula $\text{C}_6\text{H}_{14}$.

Heptane

An alkane with the structural formula $\text{CH}_3(\text{CH}_2)_5\text{CH}_3$ and molecular formula $\text{C}_7\text{H}_{16}$.

Octane

An alkane with the molecular formula $\text{C}_8\text{H}_{18}$.

Nonane

An alkane with the molecular formula $\text{C}_9\text{H}_{20}$.

Decane

An alkane with the molecular formula $\text{C}_{10}\text{H}_{22}$.