1. Ionic vs. Molecular Compounds

2. First, fold your paper in half like this.
Not this.

3. You need two “flaps.” Do not write these numbers on your flaps!
To cut “flaps,” cut only the top half of the folded paper.
Do not write these numbers on your flaps! 1 2

4. Molecular (Covalent)
Compounds
Ionic
Compounds

5. Nonmetal ion (anion): root + ide
Names
Metal ion (cation):
full name
Nonmetal ion (anion): root + ide
NO PREFIXES 1 2

6. 2nd nonmetal atom: prefix + root + ide1 2
Names
1st nonmetal atom
prefix (if >1) + name
2nd nonmetal atom: prefix + root + ide

7. Formulas
Starts with metal
‘Cross-over’ charges
NO PREFIXES 1 2

8. Start with nonmetal or metalloid
Formulas
Start with nonmetal or metalloid
Number of atoms determined using prefixes
DO NOT CROSS CHARGES 1 2