What is the IUPAC name of the carboxylic acid with the formula C3H6O2? (2023)

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Question: What is the IUPAC name of the carboxylic acid with the formula C3H6O2? (2023)

Options:

Correct Answer: Propanoic acid

Exam Year: 2023

Solution:

The IUPAC name of C3H6O2 is Propanoic acid, which has a three-carbon chain.

What is the IUPAC name of the carboxylic acid with the formula C3H6O2? (2023)

What is the IUPAC name of the carboxylic acid with the formula C3H6O2? (2023)

Step 1: Identify the molecular formula given, which is C3H6O2.
Step 2: Count the number of carbon (C) atoms in the formula. There are 3 carbon atoms.
Step 3: Determine the type of compound. Since the formula contains a carboxylic acid group (-COOH), it is a carboxylic acid.
Step 4: The longest carbon chain has 3 carbon atoms, which corresponds to the prefix 'prop-' in IUPAC nomenclature.
Step 5: Since it is a carboxylic acid, we add the suffix '-anoic acid' to the prefix. Therefore, we combine 'prop-' and '-anoic acid'.
Step 6: The final IUPAC name is 'Propanoic acid'.

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