Write down structure of the following compounds:
1,2-dibromo-3-chlorobutane

Explanation

To write down the structure of the compound 1,2-dibromo-3-chlorobutane, we will follow these steps:

### Step 1: Identify the Parent Chain
The name "butane" indicates that the parent chain consists of four carbon atoms (C4). The structure will be a straight-chain alkane since "butane" implies single bonds.

### Step 2: Number the Carbon Atoms
We will number the carbon atoms in the chain from 1 to 4. This numbering will help us place the substituents correctly:
- C1 - C2 - C3 - C4
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