Write IUPAC name of the following compound :
`CH_(3)CH_(2)CH(CHO)CH_(2)COOH`

Explanation

To write the IUPAC name of the compound `CH₃CH₂CH(CHO)CH₂COOH`, we will follow these steps:

### Step 1: Draw the Structure
First, we need to visualize the structure of the compound. The compound can be broken down as follows:
- The longest carbon chain consists of 5 carbon atoms.
- There is a carboxylic acid group (-COOH) at one end.
- There is an aldehyde group (-CHO) on the third carbon of the chain.

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