Question

How are Ethyne to ethane

Answer 1

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Conversion of ethane to ethyne involves following steps

Step-1:—Conversion of ethane into ethyl chloride.

When ethane is heated with chlorine,ethyl chloride is obtained.



Step-2:—Dehydrohalogenation of ethyl chloride.

When ethyl chloride is heated with alcoholic KOH,dehydrohalogenation takes place to give ethylene.

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Step-3:—Addition of chlorine on ethylene.

When ethylene is reacted with chlorine in presence of ferric chloride,addition takes place to give ethylene dichloride.


Step-4:—Dehydrohalogenation of ethylene dichloride.

When ethylene dichloride is boiled with alcoholic KOH,vinyl chloride is obtained in first step.Vinyl chloride is further heated with sodamide to form acetylene (ethyne)









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Answer 2

Answer:

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