Electrons, Bonds And Molecular Properties Worksheet With Answer Key Page 3
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153
CHAPTER 1
SkillBuilder 1.8 Predicting Geometry
STEP 1 - DETERMINE THE
STEP 2 - THE STERIC NUMBER
STEP 3 - IGNORING LONE PAIRS, IDENTIFY THE
STERIC NUMBER OF THE
DETERMINES THE HYBRIDIZATION STATE
GEOMETRY IN EACH CASE BELOW
NITROGEN ATOM BELOW
AND ELECTRONIC GEOMETRY. FILL IN
BY ADDING
THE CHART BELOW:
tetrahedral
THE NUMBER
H N H
Steric
Hybridization
Electronic
arrangement of
OF SINGLE
#
State
Geometry
BONDS AND
electron pairs
H
LONE PAIRS
4
TWO
ONE
# of single bonds =
NO
LONE
LONE
LONE PAIRS
PAIRS
PAIR
# of lone pairs =
3
Steric Number =
2
SkillBuilder 1.9 Identifying Molecular Dipole Moments
STEP 1 - IDENTIFY THE GEOMETRY
STEP 2 - REDRAW THE COMPOUND.
STEP 3 - REDRAW THE
OF THE OXYGEN ATOM BELOW
FOR EACH POLAR COVALENT BOND,
COMPOUND, AND DRAW THE
DRAW AN ARROW THAT SHOWS THE
NET DIPOLE MOMENT
DIRECTION OF THE DIPOLE MOMENT
H
O
H
C
C
H
C
CH
3
3
H
H
Geometry =
SkillBuilder 1.10 Predicting Physical Properties
Dipole-Dipole Interactions
H-Bonding Interactions
Carbon Skeleton
CIRCLE THE COMPOUND BELOW
CIRCLE THE COMPOUND BELOW
CIRCLE THE COMPOUND BELOW
THAT IS EXPECTED TO HAVE THE
THAT IS EXPECTED TO HAVE THE
THAT IS EXPECTED TO HAVE THE
HIGHER BOILING POINT
HIGHER BOILING POINT
HIGHER BOILING POINT
H
H
H
H
H
H
H
H
H
H
H
H
CH
O
2
H
C C O
H
H
C
C
C H
H
C
C
C C
C
H
H
C O C
H
C
C
H H
H
H
C
CH
H
C
CH
H H
H
H
H
H
H
H
H
3
3
3
3
Solutions
1.1.
H
H
H
H
H
H
H
C O H
H
C Cl
H
C C H
H
C N
H
a)
b)
c)
d)
H
H
H H
H
F
F
H
H
H
H
H
F
C C F
H
C C Br
H
C C C
H
e)
f)
g)
F F
H H
H H
H
1.2.
H
H
H
H
Cl
H
H
C C C
Cl
H
C C C
H
or
H H
H
H H
H
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