Identify all the possible monochloro structural isomers expected to be formed on free radical monochlorination of `(CH_(3))_(2)CHCH_(2)CH_(3)`.

Explanation

To identify all the possible monochloro structural isomers formed from the free radical monochlorination of the compound `(CH₃)₂CHCH₂CH₃` (which is 2-methylbutane), we can follow these steps:

### Step 1: Understand the structure of the compound
The given compound `(CH₃)₂CHCH₂CH₃` can be drawn as follows:
```
CH3
|
CH3-CH-CH2-CH3
...