acids

• H2CO3

  Carbonic
• HC2H3O2 or CH2COOH

  Acetic or Ethanoic
• H2SO4

  Sulfuric
• H2SO3

  Sulfurous
• H3PO4

  Phosphoric
• HCl

  Hydrochloric
• HBr

  Hydrobromic
• HNO3

  Nitric
• HNO2

  Nitrous
• HClO4

  Perchloric