Explain method of preparation of ethane and butane from chloroethane with suitable chemical reaction.

Explain method of preparation of ethane and butane from chloroethane w

1.	Explain method of preparation of ethane and butane from chloroethane with suitable chemical reaction.
Answer» i) Ethyl CHLORIDE reacts with alc.KOH to yeild ETHENE which on hydrogenation with Nickel GIVES ethane.Ethyl−chlorideCH3CH2ClalcKOH−HClEtheneCH2=CH2H2/NiEthaneCH3−CH3ii) Ethyl chloride can be CONVERTED to n−butane by wurtz reaction.2CH3CH2Cl+2Naanhydrousethern−butaneCH3CH2CH2CH3+2NaCl