Common Ions and their Formula

• Hydrogen Carbonate/Bicarbonate - HCO3-
• Sulfide - S2-
• Hydride - H-
• Cyanide - CN-
• Iodide - I-
• Sulfate - SO4(2-)
• Chlorate - ClO3-
• Hydrogen Phosphate - HPO4(2-)
• Hydroxide - OH-
• Phosphate - PO4(3-)
• Oxide - O2-
• Chromate - CrO4(2-)
• Nitride - N3-
• Nitrate - NO3-
• Flouride - F-
• Sulfite - SO4(3-)