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Polyatomic Ions and Naming. Topic #15. Naming Polyatomic Ions. Ions made up of more than one atom are polyatomic ions only one polyatomic cation : NH 4 + = ammonium ion many polyatomic anions
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Polyatomic Ions and Naming Topic #15
Naming Polyatomic Ions • Ions made up of more than one atom are polyatomic ions • only one polyatomic cation: NH4+ = ammonium ion • many polyatomic anions • Naming is easy, we just say the name of the polyatomic ion without having to change the ending to “-ide”