Give the IUPAC name of the following compounds:
(i) `CH_(3)COCH(CH_(3))_(2)`, (ii) `CH_(3)CH(OH)CH_(2)CHO` ,

Explanation

To find the IUPAC names of the given compounds, we will follow a systematic approach for each compound.

### Compound (i): `CH₃COCH(CH₃)₂`

1. **Identify the longest carbon chain**:
- The structure can be represented as:
```
CH₃
...