Single Bond Formation Ex: NH3 - avon- · PDF filePlace each resonance structure in brackets...
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Single Bond Formation Ex: NH 3
Transcript of Single Bond Formation Ex: NH3 - avon- · PDF filePlace each resonance structure in brackets...
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Single Bond
FormationEx: NH3
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N
H HH
1. Draw electron dot formulas.
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N
H
H
H
2. Draw a game plan.
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N.H
H .
3. Draw the Lewis Structure.
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N
H
H
3. Draw the Structural
formula.
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4. # of valence e-
H… 1(3) = 3N… 5(1) = 5+
8
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Double Bond
Formation
Ex: C2H4
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C CH
HH
H
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C CH H
H
H
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C CH H
H
H
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C CH H
H
H
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C CH H
H
H
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# of valence e-
C… 2(4) = 8H… 4(1) = 4+
12
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Triple Bond
Formation
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C CH H
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C CH H
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C CH H
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C CH H
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# of valence e-
C… 2(4) = 8H… 2(1) = 2+
10
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N.H
H .
H+
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N.H
H .H +
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O
H_
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O H_
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Some molecules have
properties that cannot
be explained by a single
Lewis structure.
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There are 3 resonance structures.
CO O
O -2
CO O
O -2-2
CO O
O
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