Chem 1101 2014-J-3 Worksheet With Answers - The University Of Sydney - 2014 Page 11
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21CHEM1101
2009-J-8
June 2009
Marks
Draw the major resonance contributors of nitryl chloride, ClNO
.
2
2
O
O
Cl
N
Cl
N
O
O
The bond order is an average over
What is the bond order of the N–O bonds?
the resonance structures: 1.5
Complete the following table showing the number of valence electrons, a Lewis
5
structure and the predicted shape of each of the following species.
Number of
Molecule
Chemical
valence
Lewis structure
Geometry of species
name
formula
electrons
O
e.g. water
H
O
8
bent
2
H
H
_
2
O
2–
carbonate ion
CO
24
trigonal planar
3
O C
O
F
chlorine
ClF
28
T-shaped
F
Cl
3
trifluoride
F
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