What is the IUPAC name for the compound with the formula C2H5OH?

Practice Questions

Q1
What is the IUPAC name for the compound with the formula C2H5OH?
  1. Ethanol
  2. Ethylene glycol
  3. Ethyl alcohol
  4. Dimethyl ether

Questions & Step-by-Step Solutions

What is the IUPAC name for the compound with the formula C2H5OH?
  • Step 1: Identify the formula C2H5OH. This means the compound has 2 carbon atoms (C) and 6 hydrogen atoms (H) plus one oxygen atom (O).
  • Step 2: Recognize that the presence of the -OH group indicates that this compound is an alcohol.
  • Step 3: Count the number of carbon atoms in the compound. There are 2 carbon atoms.
  • Step 4: Use the IUPAC naming convention for alcohols. For 2 carbon atoms, the prefix is 'Eth-'.
  • Step 5: Add the suffix '-anol' to indicate that it is an alcohol. Combine 'Eth-' and '-anol' to get 'Ethanol'.
  • Step 6: Conclude that the IUPAC name for C2H5OH is Ethanol.
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