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25.3 Isomerism
Structural Isomers ,[object Object],[object Object],[object Object]
Structural Isomers of Butane, C 4 H 10
Stereoisomers ,[object Object],[object Object]
Geometric Isomers ,[object Object],[object Object],[object Object],[object Object],[object Object]
Substituted groups are on opposite sides of the double bond (in this case, one is above, the other is below) Substituted groups are on the same side of the double bond (in this case, both are above) Geometric Isomers Trans -2-butene Cis -2-butene
Geometric Isomers ,[object Object],[object Object],[object Object]
Optical Isomers ,[object Object],[object Object],[object Object]

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25sec3

  • 2.
  • 3. Structural Isomers of Butane, C 4 H 10
  • 4.
  • 5.
  • 6. Substituted groups are on opposite sides of the double bond (in this case, one is above, the other is below) Substituted groups are on the same side of the double bond (in this case, both are above) Geometric Isomers Trans -2-butene Cis -2-butene
  • 7.
  • 8.