Distinguishing Test of Terminal and Non Terminal Alkynes
Ethyne on pas...
Question
Ethyne on passing through a red hot iron tube gives :
A
mesitylene
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B
benzene
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C
butenyne
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D
None
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Solution
The correct option is A benzene When 3 molecules of ethyne is passed through red hot iron tube at 873K it undergoes cyclic polymerization to form benzene.