What is the IUPAC name of CH3CH2OH? (2021) 2021

Practice Questions

Q1
What is the IUPAC name of CH3CH2OH? (2021) 2021
  1. Ethanol
  2. Methanol
  3. Propanol
  4. Butanol

Questions & Step-by-Step Solutions

What is the IUPAC name of CH3CH2OH? (2021) 2021
  • Step 1: Identify the molecular formula CH3CH2OH. This shows that the compound contains carbon (C), hydrogen (H), and oxygen (O).
  • Step 2: Count the number of carbon atoms in the compound. There are 2 carbon atoms (CH3 and CH2).
  • Step 3: Determine the functional group. The -OH group indicates that this compound is an alcohol.
  • Step 4: Use the number of carbon atoms to name the alcohol. With 2 carbon atoms, the prefix is 'eth-'.
  • Step 5: Combine the prefix with the suffix for alcohols, which is '-anol'. Therefore, 'eth-' + '-anol' = 'Ethanol'.
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