Which of the following is the correct IUPAC name for C3H6?

Practice Questions

Q1
Which of the following is the correct IUPAC name for C3H6?
  1. Propene
  2. Cyclopropane
  3. Propane
  4. 1-Propyn

Questions & Step-by-Step Solutions

Which of the following is the correct IUPAC name for C3H6?
  • Step 1: Identify the molecular formula given, which is C3H6.
  • Step 2: Determine the number of carbon (C) atoms, which is 3.
  • Step 3: Calculate the number of hydrogen (H) atoms, which is 6.
  • Step 4: Use the general formula for alkenes, which is CnH2n. For n=3, the formula is C3H6.
  • Step 5: Recognize that C3H6 is an alkene because it has a double bond.
  • Step 6: Name the alkene based on the number of carbon atoms. For 3 carbon atoms, the prefix is 'prop'.
  • Step 7: Since it is an alkene, add the suffix 'ene' to the prefix 'prop'.
  • Step 8: Combine the prefix and suffix to get the IUPAC name: propene.
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