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How to Write the Formula for Phosphite ion

Learning to name chemical compounds requires that you:

  • Determine the type of compound you are working with.
  • Apply the rules for naming that type of compound.
  • Practice until it becomes second nature.
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Get more practice writing formulas for compounds.

For Phosphite ion use the hints and resources below to help write the formula.

Hint for Writing the Formula for Phosphite ion

The ite ending should make you think about polyatomic ions. Then you can look up the formula for the Phosphite ion on your Common Ion Table.
Phosphite ion Resources