Polarity Worksheet
For each of the following pairs of bonds, determine which is most polar and
explain your reason for making this choice:
1)
C-S
OR
S-F
2)
N-CL
OR
O-Cl
3)
B-H
OR
N-H
4)
F-F
5)
Si-O
6)
C-H
7)
Si-Br
OR
C-N
8)
N-F
OR
P-F
OR
OR
P-F
C-O
OR
C-Cl
For the following:
a) Draw a Lewis Diagram
b) Determine if the bonds are polar or non-polar (label the bonds if they are
polar!)
c) Determine if the molecule will be polar or non-polar.
1)
water
2)
carbon tetrachloride
3)
ammonia (NH3)
4)
carbon dioxide (Has double bonds)
5)
phosphorus trichloride
6)
nitrogen (N2 – has triple bonds)
7)
ethane (C2H6)
8)
methane (CH4)
9)
methanol (CH3OH)
10)
boron trihydride (BH3)