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Name _____Mr. Perfect____________________________________ Date _____Sp09______________
1. Write the Lewis structures for the following compounds: (4 pts)
a. SCl2
b. CH2O
:
..
:
.. ..
C
Cl S Cl :
..
O :
H
H
.. ..
c. H2O2
d. C2H2
..
..
H O O H
..
H
C
C
H
..
2. Write the stable resonance structures for NO3- polyatomic ion and show the formal charges on
the atoms. (3 pts)
3 resonance structures (lone pair electrons not shown)
-
O
+
-
O
+
+
N
O
-
O
-
O
N
O
-
-
O
N
O
O
3. Using VSEPR theory, draw the following in the correct molecular geometry and include the
bond angles. Also, give the name of the molecular geometry. (3 pts)
a. H2O
b. PCl5
90
Cl
:
O
H
Bent
:
109.5
Cl
Cl
P
axial
120 equitorial
Cl
H
Cl
Trigonal Bipyramidal
Chemistry 101 Quiz 6
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