How do you convert ethene to ethane?

1.	How do you convert ethene to ethane?
Answer» Solution :When a mixture of ethene and hydrogen is passed over heated nickel CATALYST at `200^(@)`C, ethene is obtained. `H_(2)C = CH_(2) + H_(2) underset(200^(@)C)overset(NI)(rarr) CH_(3) - CH_(3)`

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