1. Identify the following as an ionic compound
or a covalent compound
1. Potassium chloride: KCl
2. Sulfur tetrafluoride: SF4
3. Hydrochloric acid: HCl
4. Calcium oxide: CaO
1. Ionic
2. Covalent
3. Covalent
4. Ionic

2. Atom
Proton Neutron Electron
Its parts
positive neutral negative
Its charge Its charge Its charge
electron cloudnucleus
Found in the
Found in the
center of the atom
Defined as
Made up of

3. Energy levels
or shells
Made up of
K L M
2
electrons
8
electrons
18
electrons
Holds up to Holds up to Holds up to

4. Atom
Elements
Make up
Matter made up
of only one
type of atom
Defined as
Found on the
Almost
exactly
alike
Atoms of elements are

5. Isotopes Ions
Atoms with
different numbers
of neutrons
An atom
with a charge
Defined as
Defined as
Some differences are

6. Periodic Table
Found on the Three classifications are
Groups
Periods
columns
1-18
Number
of
valence
electrons
rows
1-7
Number of
energy shells
Are the
Are the
Numbered
Numbered
Tells you Tells you

7. Three classifications are
Metals NonmetalsMetalloids
Good conductors
Malleable
Left side of
periodic table
Calcium
Defined as
Located on the
Example
Have properties of
both metals
and nonmetals
Dark
staircase line
Silicon
Defined as
Located on the
Example
Poor conductors
Not malleable
Right side of
periodic table
Oxygen
Defined as
Located on the
Example

8. CompoundsCome together to form
Two or more
elements chemically
combined
Defined as
Ionic Covalent
Two types of bonds are

9. Compounds formed
from strong
attraction of ions
Defined as
Compounds sharing
electrons
Defined as
Ionic Covalent
salt sugar
Example Example

10. Compounds formed
from strong
attraction of ions
Defined as
Compounds sharing
electrons
Defined as
Ionic Covalent
salt sugar
Example Example