Formula Worksheet #1
Formula Worksheet #1. Naming Ionic Compounds with Polyatomic Ions. 1 less oxygen, change ending to – ite 2 less oxygen, add prefix “hypo” and change ending to – ite 1 more oxygen, add prefix “per-” Example: ClO 3 - = chlorate ClO 4 - = ClO 2 - = ClO - =. perchlorate. chlorite.
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