Worksheet: Electron Dot Diagrams and
Lewis Structures
KEY
Name__________________
I. Draw Electron Dot Diagrams for the following elements.
lithium
oxygen
••
•
Li
•
iodine
•
••
•
I
•
••
sulfur
••
Ne ••
••
boron
•
B
•
•
phosphorus
•
S ••
•
•
C
•
•
•
carbon
••
•
•
•
O ••
•
magnesium
Mg
neon
••
•
•
P
•
•
II. Draw Lewis Structures for the following molecules.
PCl3
5 + (3 × 7) = 26 valence e•
•
••
••
CH4
H
|
H ! C !
|
H
••
Cl ! P ! Cl ••
••
••
|
•
•
Cl •
•
••
CH3Br
4 + (3 × 1) + 7 = 14 valence eH
|
H ! C !
|
•
Br ••
•
4 + (4 × 1) = 8 valence e-
F2O
6 + (2 × 7) = 20 valence e•
•
H
H
••
F !
••
••
O ••
|
•
F ••
•
••
••
IBr
7 + 7 = 14 valence e-
•
•
••
••
••
••
NH2Cl
5 + (2 × 1) + 7 = 14 valence e••
H !
I ! Br ••
•
•
CHEMISTRY: A Study of Matter
© 2004, GPB
5.11a
N !
|
Cl ••
••
H