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Worksheet: Stereochemistry: E/Z and R/S

Answer key

Name: Date:

Part A: draw the structure

Draw the skeletal structure of each compound. Hydrogens on carbon need not be drawn.

  1. (E)-but-2-ene
  2. (Z)-but-2-ene
  3. (E)-1,2-dichloroethene
  4. (S)-2-hydroxypropanoic acid
  5. (S)-butan-2-amine
  6. (Z)-2-bromobut-2-ene
  7. (E)-3-methylpent-2-ene
  8. (S)-2-aminopropanoic acid
  9. cis-1,2-dimethylcyclohexane

Part B: name the structure

Write the IUPAC name of each compound.

  1. Structure 10IUPAC name:
  2. Structure 11IUPAC name:
  3. Structure 12IUPAC name:
  4. Structure 13IUPAC name:
  5. Structure 14IUPAC name:
  6. Structure 15IUPAC name:
  7. Structure 16IUPAC name:
  8. Structure 17IUPAC name:
  9. Structure 18IUPAC name:

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