Write the equations for the preparation of 1-bromobutane from :
`(i) "1-butanol"" "(ii)"but -1-ene"`

Explanation

To prepare 1-bromobutane from the given compounds, we will follow two different methods for each compound.

### (i) Preparation from 1-butanol:

1. **Starting Material**: 1-butanol (C4H9OH)
- The structure of 1-butanol is:
\[
CH_3-CH_2-CH_2-CH_2OH
...