1. Tardigrade
  2. Question
  3. Chemistry
  4. Assertion: C-H bond in ethyne is shorter than C-H bonds in ethene. Reason: Carbon atom in ethene is sp hybridised while it is sp2 in ethyne.

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Q. Assertion : C-H bond in ethyne is shorter than C-H bonds in ethene.
Reason : Carbon atom in ethene is sp hybridised while it is sp$^2$ in ethyne.

Chemical Bonding and Molecular Structure

Solution:

The carbon atom is sp$^2$ hybridised in ethene and sp hybridised in ethyne.

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