Write chemical equation and the final product for the Addition of hydrogen to ethene

Explanation

### Step-by-Step Solution:

1. **Identify the Reactants**: The reactant in this reaction is ethene, which has the chemical formula C₂H₄. Ethene is an alkene characterized by its carbon-carbon double bond.

2. **Write the Chemical Structure of Ethene**: Ethene can be represented as:
\[ \text{H}_2C=CH_2 \]
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