Common formulae

• Lithium


  Li+
• Sodium 


  Na+
• Potassium 


  K+
• Copper (1)


  Cu+
• Silver

  Ag+
• Ammonium 


  NH4+
• Magnesium

  Mg2+
• Barium

  Ba2+
• Strontium


  Sr2+
• Calcium


  Ca2+
• Iron(||)


  Fe2+
• Copper (||)


  Cu2+
• Nickel (||)

  Ni2+
• Zinc


  Zn2+
• Tin(||)

  Sn2+
• Lead(||)

  Pb2+
• Chromium


  Cr3+
• Aluminium

  Al3+
• Fluoride

  F-
• Chloride

  Cl-
• Bromide

  Br-
• Iodide

  I-
• Hydroxide


  OH-
• Nitrate


  NO3-
• Nitrite


  NO2-
• Hydrogencarbonate

  HCO3-
• Hydrogensulfate


  HSO4-
• Sulfate


  SO4²-
• Carbonate


  CO3²-
• Sulfide


  S²-
• Oxide


  O²-
• Nitride


  N3-
• Phosphate


  PO4³-
• Hydrochloric acid


  HCl
• Sulphuric acid


  H2SO4
• Nitric acid


  HNO3
• Ethanoic acid


  CH3COOH
• Sodium hydroxide


  NaOH
• Potassium Hydroxide


  KOH
• Ammonia


  NH3