Write the structural formula of : 2, 2-Dimethylpentanoic acid.

Explanation

To write the structural formula of 2,2-Dimethylpentanoic acid, follow these steps:

### Step 1: Identify the Parent Chain
The name "pentanoic acid" indicates that the parent chain consists of 5 carbon atoms (pentane). The carboxylic acid functional group (-COOH) is at the end of the chain, which is the first carbon.

### Step 2: Draw the Carbon Chain
Draw a straight chain of 5 carbon atoms. Label them as follows:
- C1 (Carboxylic Acid Group)
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