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incorrect name of an alkyne a) propyne b) but-2-yne c) pent-3-yne d) but-1-yne

incorrect name of an alkyne
 
a) propyne          b) but-2-yne
 
c) pent-3-yne       d) but-1-yne

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1 Answers

Aarti Gupta
askIITians Faculty 300 Points
9 years ago
Among the followings the incorrect name of an alkyne is pent-3-yne ,as according to IUPAC nomenclature the functional group must get lower number.When we count the C-chain,the functional group(yne) containing carbon gets number 2 and not 3 so pent-3-yne is actually pent-2-yne.


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