Ions
Ion -- charged particle
- cation -- positively charged particle
anion -- negatively charged particle
Polyatomic ion -- many-atomed charged particle: Examples
When using polyatomics and you need more than one of the polyatomic ion, you must place it in ( ) and add the subscript to the outside of the ( )
Examples:
Ca2+ and CO32– = CaCO3 Ba2+ and OH– = Ba(OH)2
Test Review, Friday, October 10