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The correct order of pKa values among the following is?
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a
Ethane < Ethene < Ethyne
b
Ethyne < Ethene < Ethane
c
Ethane < Ethyne < Ethene
d
Ethene < Ethyne < Ethane
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Correct option is B
The sp hybridized Alkynes are most acidic than its counterparts i.e. sp3 hybridized alkanes and sp2 hybridized alkenes. So the pKa values of Alkynes are less than alkenes and alkanes.Talk to our academic expert!
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