Write the IUPAC name of `(CH_3)_2 CH.CH(Cl)CH_3`.

Explanation

To determine the IUPAC name of the compound `(CH₃)₂CH.CH(Cl)CH₃`, we will follow the steps outlined below:

### Step 1: Draw the Structure
First, we need to draw the structure of the compound. The given formula `(CH₃)₂CH.CH(Cl)CH₃` indicates that we have:
- Two methyl groups (CH₃) attached to a carbon (C).
- A carbon with a chlorine (Cl) substituent.
- Another methyl group (CH₃) attached to the carbon chain.

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