Ionic Compounds Flashcards

1
Q

Polyatomic Ions

A

2 or more NONMETAL atoms with a covalent bond

I.e. NH3 is a molecular compound
NH4+ is a polyatomic cation

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2
Q

Ionic Compounds

A

Xm Yn

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3
Q

Xn+ swapped Ym-

Superscript

A

XmYn

I.e. Mg2+ + O2- -> Mg2O2 -> MgO

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4
Q

Xm swapped Yn

Subscript

A

Xn+ Ym- (relative charge)

I.e. MgO -> Mg2+ O2-

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