Common Ions, Strong Acids, and Strong Bases

Common Monatomic Anions

  • Hydride: H−H^-

  • Fluoride: F−F^-

  • Chloride: Cl−Cl^-

  • Bromide: Br−Br^-

  • Iodide: I−I^-

  • Oxide: O2−O^{2-}

  • Sulfide: S2−S^{2-}

  • Nitride: N3−N^{3-}

Common Monatomic Cations

  • Hydrogen: H+H^+

  • Lithium: Li+Li^+

  • Sodium: Na+Na^+

  • Potassium: K+K^+

  • Rubidium: Rb+Rb^+

  • Cesium: Cs+Cs^+

  • Silver: Ag+Ag^+

  • Magnesium: Mg2+Mg^{2+}

  • Calcium: Ca2+Ca^{2+}

  • Strontium: Sr2+Sr^{2+}

  • Barium: Ba2+Ba^{2+}

  • Zinc: Zn2+Zn^{2+}

  • Cadmium: Cd2+Cd^{2+}

  • Aluminum: Al3+Al^{3+}

Common Polyatomic Anions

  • Acetate: C<em>2H</em>3O2−C<em>2H</em>3O_2^-

  • Arsenate: AsO43−AsO_4^{3-}

  • Arsenite: AsO33−AsO_3^{3-}

  • Azide: N3−N_3^-

  • Bicarbonate: HCO3−HCO_3^-

  • Bisulfate: HSO4−HSO_4^-

  • Borate: BO33−BO_3^{3-}

  • Bromate: BrO3−BrO_3^-

  • Bromite: BrO2−BrO_2^-

  • Carbonate: CO32−CO_3^{2-}

  • Chlorate: ClO3−ClO_3^-

  • Chlorite: ClO2−ClO_2^-

  • Chromate: CrO42−CrO_4^{2-}

  • Cyanide: CN−CN^-

  • Dichromate: Cr<em>2O</em>72−Cr<em>2O</em>7^{2-}

  • Dihydrogen Phosphate: H<em>2PO</em>4−H<em>2PO</em>4^-

  • Hydrogen Phosphate: HPO42−HPO_4^{2-}

  • Hydroxide: OH−OH^-

  • Hypochlorite: ClO−ClO^-

  • Iodate: IO3−IO_3^-

  • Iodite: IO2−IO_2^-

  • Manganate: MnO42−MnO_4^{2-}

  • Nitrate: NO3−NO_3^-

  • Nitrite: NO2−NO_2^-

  • Oxalate: C<em>2O</em>42−C<em>2O</em>4^{2-}

  • Perchlorate: ClO4−ClO_4^-

  • Permanganate: MnO4−MnO_4^-

  • Peroxide: O22−O_2^{2-}

  • Phosphate: PO43−PO_4^{3-}

  • Phosphite: PO33−PO_3^{3-}

  • Silicate: SiO32−SiO_3^{2-}

  • Sulfate: SO42−SO_4^{2-}

  • Sulfite: SO32−SO_3^{2-}

  • Thiocyanate: SCN−SCN^-

  • Thiosulfate: S<em>2O</em>32−S<em>2O</em>3^{2-}

Common Polyatomic Cations

  • Ammonium: NH4+NH_4^+

  • Hydronium: H3O+H_3O^+

  • Mercury(I): Hg22+Hg_2^{2+}

The Strong Acids

  • HCl: Hydrochloric Acid

  • HBr: Hydrobromic Acid

  • HI: Hydroiodic Acid

  • HNO$_3$: Nitric Acid

  • HClO$_4$: Perchloric Acid

  • H$2$SO$4$: Sulfuric Acid

The Strong Bases

  • LiOH: Lithium Hydroxide

  • NaOH: Sodium Hydroxide

  • KOH: Potassium Hydroxide

  • RbOH: Rubidium Hydroxide

  • CsOH: Cesium Hydroxide

  • Ca(OH)$_2$: Calcium Hydroxide

  • Sr(OH)$_2$: Strontium Hydroxide

  • Ba(OH)$_2$: Barium Hydroxide