Chemistry Reference Data: Polyatomic Ions, Prefixes, Solubility Rules, Acids and Bases

Vocabulary practice flashcards covering polyatomic ions, metric prefixes, solubility rules, strong acids, strong bases, and periodic table reference data.

Ammonium

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

Acetate

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

Carbonate

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

Hydrogen carbonate (bicarbonate)

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

Hydroxide

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

Nitrite

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

Nitrate

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

Chromate

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

Dichromate

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

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 $H_2PO_4^-$

Hypochlorite

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

Chlorite

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

Chlorate

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

Perchlorate

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

Permanganate

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

Sulfite

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

Sulfate

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

Hydrogen sulfite (bisulfite)

A polyatomic anion with the chemical formula $HSO_3^-$

Hydrogen sulfate (bisulfate)

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

Cyanide

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

Peroxide

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

Borate

A polyatomic anion with the chemical formula $BO_3^{3-}$

Iodate

A polyatomic anion with the chemical formula $IO_3^-$

Tera

Metric prefix denoted by symbol $T$ with a multiplier of $10^{12}$

Giga

Metric prefix denoted by symbol $G$ with a multiplier of $10^9$

Mega

Metric prefix denoted by symbol $M$ with a multiplier of $10^6$

Kilo

Metric prefix denoted by symbol $k$ with a multiplier of $10^3$

Deci

Metric prefix denoted by symbol $d$ with a multiplier of $10^{-1}$

Centi

Metric prefix denoted by symbol $c$ with a multiplier of $10^{-2}$

Milli

Metric prefix denoted by symbol $m$ with a multiplier of $10^{-3}$

Micro

Metric prefix denoted by symbol $\mu$ with a multiplier of $10^{-6}$

Nano

Metric prefix denoted by symbol $n$ with a multiplier of $10^{-9}$

Pico

Metric prefix denoted by symbol $p$ with a multiplier of $10^{-12}$

Femto

Metric prefix denoted by symbol $f$ with a multiplier of $10^{-15}$

Halide Solubility Exceptions

Compounds containing $Cl^-$, $Br^-$, or $I^-$ are soluble except when paired with $Ag^+$, $Hg_2^{2+}$, or $Pb^{2+}$

Sulfate Solubility Exceptions

Compounds containing $SO_4^{2-}$ are soluble except when paired with $Ag^+$, $Hg_2^{2+}$, $Pb^{2+}$, $Ca^{2+}$, $Sr^{2+}$, or $Ba^{2+}$

Always Soluble Cations and Anions

Compounds containing Group I metal cations, $NH_4^+$, $CH_3COO^-$, $NO_3^-$, $ClO_3^-$, or $ClO_4^-$ have no solubility exceptions and are always soluble

Insoluble Hydroxide and Sulfide Exceptions

Compounds containing $S^{2-}$ or $OH^-$ are insoluble except when paired with Group I cations, $NH_4^+$, or $Ba^{2+}$

Strong Acids List

The six strong acids listed in reference materials: $HCl$, $HBr$, $HI$, $HNO_3$, $HClO_4$, and $H_2SO_4$

Strong Bases Definition

Bases defined as strong in the reference chart, consisting of Group I & II metal hydroxides

Common Polyatomic Ions Chart

A reference guide listing common polyatomic cations and anions with their names and formulas.

SI Prefixes Chart

A reference chart listing metric prefixes, symbols, and decimal multipliers ranging from tera to femto.

Solubility Rules Chart

A reference guide outlining soluble and insoluble compounds and their cation/anion exceptions.

Strong Acids and Strong Bases Chart

A reference chart categorizing the strong acids ($HCl$, $HBr$, $HI$, $HNO_3$, $HClO_4$, $H_2SO_4$) and strong bases (Group I & II metal hydroxides).