Distinguishing Test of Terminal and Non Terminal Alkynes
Select the in...
Question
Select the incorrect statement regarding terminal alkynes.
A
Methylacetylene is an example of terminal alkyne
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B
Terminal alkynes are more acidic when compared with alkenes
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C
Terminal alkynes are not as acidic as alkanes
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D
These have a replacable acidic hydrogen atom
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Solution
The correct option is C Terminal alkynes are not as acidic as alkanes Methyl acetylene structure is
So, this is an example of terminal alkyne and it has replacable hydrogen atom.
Terminal alkynes contain acidic hydrogen and are more acidic than alkanes and alkenes as the C in terminal alkyne is sp hybridised. So, option (c) is wrong.