CHEMISTRY 20
B- 5
I
NAME:
LESS'N#6
\uf t
PoLARITy oF MoLECIILES
For eachmolecule write down how many bonds exist within the molecule.
Then
identify what kind of bond eachone is. Use polar, non-polaror ionic as your
choices.
H \ {
I Br2
Br-Br
n- Pi^, to"^I
| ,rro
4" H2O
3 . P H 3n - p - *
- rl
I
6 P"L.hr't{
r
r
a
)
-
I
) ^.^'po\..rn
6o
[ ^o^-p"\"15. AsCl3ct' Ar- Cr
/\.
H
H...o
/
-)^[ !
pJrr tao
7. NaCl
2' c2H6 n-(-c
-.
I io^,c bon"A
*-l-i-r
ct
I fM.
Pt- ct
6$.C#5F
t
F
t
r
H
d pI.. .,I r'r.n'pJar
11s
1CHflCHFCH2r
tt- C -c - c -I Z ^or.-p"\.,..
,l F H
B,9' CBr2o
c=o
gp"\nnr
q \ Po[^p
, '
bc'
For each molecule state whether it is polar or nonpolar.
y
r. NH3
..,
2. Nz
4f\
-1 .
hlz[/
) + f t - 8 rS -
/\o,'.-fo\.t[
n
)+
s sicr4
ii
6. cHF3
e-- a't
,',
"'ij'q
J^r
CT
Atrn- pJ,..f
Ff.\
6,\1
(--c
t'?
l
/'o [of
o\* [
a
HBr_p--_+
\ c(
v
[
P.L^
8. CzH+qO
9.
/,\
(
V?
)'
r/\an
= (
\) u
-1'\al
,-H
l 1