Write the structural formulae for
2,2-dimethyl propane

Explanation

To write the structural formula for 2,2-dimethylpropane, follow these steps:

### Step-by-Step Solution:

1. **Identify the Parent Chain**:
- The name "propane" indicates that the main chain consists of 3 carbon atoms (C).
- Therefore, the backbone of the molecule will be:
```
...