Benzene is treated with isobutyl alcohol in presence of conc. `H_(2)SO_(4)`

Explanation

To solve the problem of the reaction between benzene and isobutyl alcohol in the presence of concentrated sulfuric acid (H₂SO₄), we can break down the process step by step:

### Step-by-Step Solution:

1. **Identify the Reactants**:
- Benzene (C₆H₆)
- Isobutyl alcohol (C₄H₉OH, which can be represented as CH₃-CH(CH₃)-CH₂-OH)

...