
1-hydroxypentane-1, 4-dione
4-oxopentanoic acid
Correct Answer: 4-oxopentanoic acid
Explanation:
The compound described has a five-carbon chain (pentanoic acid) with a ketone group (=O) on the 4th carbon.
• The parent chain is a carboxylic acid, so the suffix is -oic acid.
• The ketone (=O) at position 4 is indicated by the prefix oxo.
Hence, the correct IUPAC name is 4-oxopentanoic acid.
Match List - I with List - II: 
Choose the correct answer from the given below options
The IUPAC name of the following compound is:

Which of the following is the correct IUPAC name of the given organic compound (X)?
The structure of compound $ X $ is as follows:
$ \text{H}_3\text{C} - \text{CH}_3 - \text{CH} = \text{CH} - \text{H} - \text{Br} $
In a practical examination, the following pedigree chart was given as a spotter for identification. The students identify the given pedigree chart as 