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10 cards from this deck
Positively charged ions formed when metals lose electrons
Negatively charged ions formed when non-metals gain electrons
Atoms react to achieve 8 electrons in their outer shell
Already have 8 electrons in outer shell (stable configuration)
Total positive charges must equal total negative charges
Groups of atoms with overall charge acting as single unit
When more than one polyatomic ion is needed
The charge on an ion
Indicate charge on metals with variable electrovalency
Name ends in '-ide' (e.g. oxygen → oxide)
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