Chemistry · Hydrocarbons

Why are terminal alkynes significantly more acidic than alkanes and alkenes?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Due to the presence of a triple bond only
2Due to low electron density around the carbon-hydrogen bond
3Due to steric hindrance in the molecule
4Due to higher s-character of the sp-hybridized carbon atom✓

Correct answer

Due to higher s-character of the sp-hybridized carbon atom

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Why are terminal alkynes significantly more acidic than alkanes and alkenes?

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