Teacher Prep
 Molecular Models
 each of the monosaccharides
 enantiomers
What do you know about isomers?
Isomers
isomers - chemicals that share the same chemical
formula, but differ in arrangement of atoms
glucose
galactose
fru...
Isomers
Three types of isomers:
1. structural isomers
2. geometric isomers
3. enantiomers
Isomers
1. structural isomers - differ in covalent arrangement
of (carbon) atoms
Isomers
1. structural isomers
Isomers
2. geometric isomers - share the same general
shape, but differ in spatial arrangement of atoms
around the carbon ...
Isomers
C = C
H
H
X
X
Isomers
3. enantiomers - a special type of geometric isomer
 molecules that are mirror images of each other
Isomers
Enantiomers can only occur when each of the four
groups attached to the carbon atom are all different.
The central...
Identify the chiral carbon
Identify the chiral carbon
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Isomer Review
structural isomers
structural isomers
geometric
isomers
Isomer Review
structural isomers
structural isomers
geometric
isomers
*
*
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Tang 02b isomers-2012 update

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Tang 02b isomers-2012 update

  1. 1. Teacher Prep  Molecular Models  each of the monosaccharides  enantiomers
  2. 2. What do you know about isomers?
  3. 3. Isomers isomers - chemicals that share the same chemical formula, but differ in arrangement of atoms glucose galactose fructose
  4. 4. Isomers Three types of isomers: 1. structural isomers 2. geometric isomers 3. enantiomers
  5. 5. Isomers 1. structural isomers - differ in covalent arrangement of (carbon) atoms
  6. 6. Isomers 1. structural isomers
  7. 7. Isomers 2. geometric isomers - share the same general shape, but differ in spatial arrangement of atoms around the carbon atoms cis- isomer trans- isomer
  8. 8. Isomers C = C H H X X
  9. 9. Isomers 3. enantiomers - a special type of geometric isomer  molecules that are mirror images of each other
  10. 10. Isomers Enantiomers can only occur when each of the four groups attached to the carbon atom are all different. The central carbon is known as a chiral carbon.
  11. 11. Identify the chiral carbon
  12. 12. Identify the chiral carbon * * * * * *
  13. 13. Isomer Review structural isomers structural isomers geometric isomers
  14. 14. Isomer Review structural isomers structural isomers geometric isomers * * * * * * * * * * * * * *

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