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Orgo Ch 1
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Isomer
Different molecules having the same molecular formula.
Example
:
ethanol vs. dimethyl ether (C2H6O)
-Ethanol has hydroxide (OH) and DE has 2 methyl functional groups (CH3)
FIRST Exception to the Octet Rule
Having FEWER
Beryllium (Be)
4 e-
Boron (B)
6 e-
Therefore highly reactive.
SECOND Exception to the Octet Rule
Having MORE
Sulfur (S)
10 or 12 e-
Phosphorus (P)
10 e-
Resonance Structure Rules
1) Placement of atoms and single bonds ALWAYS SAME.
2) Must have SAME # UNPAIRED ELECTRONS.
3) Must be valid lewis structures (check #e- around each element)
Author
msimo
ID
192108
Card Set
Orgo Ch 1
Description
Smith Text Ch 1
Updated
1/10/2013, 8:20:05 PM
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