Valencys

• Hydrogen carbonate valency and formula

  1-

  HCo3
• Hydroxide valency and formula

  1-

  OH
• Sulphate valency and formula

  2-

  SO4
• Nitrate valency and formula

  1-

  NO3
• carbonate valency and formula

  2-

  Co3
• ammonium valency and formula

  1+

  NH4
• Hydrogen valency and formula

  1+

  H
• Silver valency and formula

  1+

  Ag