Chemical Ions, Metric Prefixes, and Periodic Table Trends

Vocabulary practice flashcards covering monoatomic and polyatomic ions, classic vs stock nomenclature systems, metric prefixes, and periodic table classifications.

Hydronium ion

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

Ammonium ion

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

Bicarbonate ion

A polyatomic anion with the chemical formula $HCO_3^-$; also known as hydrogen carbonate ion

Carbonate ion

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

Bisulfate ion

A polyatomic anion with the chemical formula $HSO_4^-$; also known as hydrogen sulfate ion

Sulfate ion

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

Sulfite ion

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

Dihydrogen phosphate ion

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

Hydrogen phosphate ion

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

Phosphate ion

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

Nitrate ion

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

Nitrite ion

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

Permanganate ion

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

Cyanide ion

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

Hypochlorite ion

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

Chlorite ion

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

Chlorate ion

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

Perchlorate ion

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

Hydroxide ion

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

Acetate ion

A polyatomic anion with the chemical formula $C_2H_3O_2^-$

Borate ion

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

Bromate ion

A polyatomic anion with the chemical formula $BrO_3^-$

Iodate ion

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

Chromate ion

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

Dichromate ion

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

Peroxide ion

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

Thiocyanate ion

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

Thiosulfate ion

A polyatomic anion with the chemical formula $S_2O_3^{2-}$

Ferrous ion

The classic system name for iron (II) ion, $Fe^{2+}$

Ferric ion

The classic system name for iron (III) ion, $Fe^{3+}$

Cuprous ion

The classic system name for copper (I) ion, $Cu^+$

Cupric ion

The classic system name for copper (II) ion, $Cu^{2+}$

Chromous ion

The classic system name for chromium (II) ion, $Cr^{2+}$

Chromic ion

The classic system name for chromium (III) ion, $Cr^{3+}$

Cobaltous ion

The classic system name for cobalt (II) ion, $Co^{2+}$

Cobaltic ion

The classic system name for cobalt (III) ion, $Co^{3+}$

Stannous ion

The classic system name for tin (II) ion, $Sn^{2+}$

Stannic ion

The classic system name for tin (IV) ion, $Sn^{4+}$

Plumbous ion

The classic system name for lead (II) ion, $Pb^{2+}$

Plumbic ion

The classic system name for lead (IV) ion, $Pb^{4+}$

Mercurous ion

The classic system name for mercury (I) ion, $Hg_2^{2+}$

Mercuric ion

The classic system name for mercury (II) ion, $Hg^{2+}$

Zetta

A metric prefix of Greek origin denoted by symbol $Z$, equal to $10^{21}$ or 1,000,000,000,000,000,000,000 (sextillion)

Exa

A metric prefix of Greek origin denoted by symbol $E$, equal to $10^{18}$ or 1,000,000,000,000,000,000 (quintillion)

Pita

A metric prefix of Greek origin denoted by symbol $P$, equal to $10^{15}$ or 1,000,000,000,000,000 (quadrillion)

Tera

A metric prefix of Greek origin denoted by symbol $T$, equal to $10^{12}$ or 1,000,000,000,000 (trillion)

Giga

A metric prefix of Greek origin denoted by symbol $G$, equal to $10^9$ or 1,000,000,000 (billion)

Mega

A metric prefix of Greek origin denoted by symbol $M$, equal to $10^6$ or 1,000,000 (million)

Kilo

A metric prefix of Greek origin denoted by symbol $k$, equal to $10^3$ or 1,000 (thousand)

Hecto

A metric prefix of Greek origin denoted by symbol $h$, equal to $10^2$ or 100 (hundred)

Deka

A metric prefix of Greek origin denoted by symbol $da$, equal to $10^1$ or 10 (ten)

Deci

A metric prefix of Latin origin denoted by symbol $d$, equal to $10^{-1}$ or 0.1 (one-tenth)

Centi

A metric prefix of Latin origin denoted by symbol $c$, equal to $10^{-2}$ or 0.01 (one-hundredth)

Milli

A metric prefix of Latin origin denoted by symbol $m$, equal to $10^{-3}$ or 0.001 (one-thousandth)

Micro

A metric prefix of Latin origin denoted by symbol $\mu(u)$, equal to $10^{-6}$ or 0.000001 (one-millionth)

Nano

A metric prefix of Latin origin denoted by symbol $n$, equal to $10^{-9}$ or 0.000000001 (one-billionth)

Pico

A metric prefix of Latin origin denoted by symbol $p$, equal to $10^{-12}$ or 0.000000000001 (one-trillionth)

Femto

A metric prefix of Latin origin denoted by symbol $f$, equal to $10^{-15}$ or 0.000000000000001 (one-quadrillionth)

Atto

A metric prefix of Latin origin denoted by symbol $a$, equal to $10^{-18}$ or 0.000000000000000001 (one-quintrillionth)

Zepto

A metric prefix of Latin origin denoted by symbol $z$, equal to $10^{-21}$ or 0.000000000000000000001 (one-sextillionth)

Angstrom

A non-SI metric length unit commonly used by chemists, denoted by symbol $\text{Å}$, equal to $10^{-10}\,\text{m}$

Lithium ion

$$\text{Li}^+$$

Sodium ion

$$\text{Na}^+$$

Potassium ion

$$\text{K}^+$$

Cesium ion

$$\text{Cs}^+$$

Beryllium ion

$$\text{Be}^{2+}$$

Calcium ion

$$\text{Ca}^{2+}$$

Magnesium ion

$$\text{Mg}^{2+}$$

Strontium ion

$$\text{Sr}^{2+}$$

Barium ion

$$\text{Ba}^{2+}$$

Aluminum ion

$$\text{Al}^{3+}$$

Gallium ion

$$\text{Ga}^{3+}$$

Zinc ion

$$\text{Zn}^{2+}$$

Silver ion

$$\text{Ag}^+$$

Cadmium ion

$$\text{Cd}^{2+}$$

Nitride ion

$$\text{N}^{3-}$$

Phosphide ion

$$\text{P}^{3-}$$

Oxide ion

$$\text{O}^{2-}$$

Sulfide ion

$$\text{S}^{2-}$$

Selenide ion

$$\text{Se}^{2-}$$

Fluoride ion

$$\text{F}^-$$

Chloride ion

$$\text{Cl}^-$$

Bromide ion

$$\text{Br}^-$$

Iodide ion

$$\text{I}^-$$

Hydronium ion

$$\text{H}_3\text{O}^+$$

Ammonium ion

$$\text{NH}_4^+$$

Bicarbonate ion / Hydrogen carbonate ion

$$\text{HCO}_3^-$$

Carbonate ion

$$\text{CO}_3^{2-}$$

Bisulfate ion / Hydrogen sulfate ion

$$\text{HSO}_4^-$$

Sulfate ion

$$\text{SO}_4^{2-}$$

Sulfite ion

$$\text{SO}_3^{2-}$$

Dihydrogen phosphate ion

$$\text{H}_2\text{PO}_4^-$$

Hydrogen phosphate ion

$$\text{HPO}_4^{2-}$$

Phosphate ion

$$\text{PO}_4^{3-}$$

Nitrate ion

$$\text{NO}_3^-$$

Nitrite ion

$$\text{NO}_2^-$$

Permanganate ion

$$\text{MnO}_4^-$$

Cyanide ion

$$\text{CN}^-$$

Hypochlorite ion

$$\text{ClO}^-$$

Chlorite ion

$$\text{ClO}_2^-$$