Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Which one is the correct order of acidity?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Alkanes, alkenes and alkynes follow the following trend in their acidic behaviour 
This is because sp-hybridised carbon is more electronegative than 
-hybridised carbon which is further more electronegative than 
hybridised carbon. Hence, in ethyne proton can be released more easily than ethene and ethane. Among alkynes the order of acidity is : 
This is due to +I effect of 
group.
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