2-Bromopentane is treated with alcoholic KOH solution. What is the major product formed in this reaction? What is the name of the reaction?

Explanation

To solve the problem, we need to analyze the reaction of 2-bromopentane with alcoholic KOH and determine the major product formed, as well as the name of the reaction.

### Step-by-Step Solution:

1. **Identify the Reactant**: The reactant is 2-bromopentane. It has a five-carbon chain with a bromine atom attached to the second carbon. The structure can be represented as follows:
- CH3-CHBr-CH2-CH2-CH3

2. **Understand the Reagent**: The reagent used is alcoholic KOH. Alcoholic KOH is a strong base and is known to facilitate elimination reactions, specifically dehydrohalogenation.
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