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9. Hydricarbon — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry9. Hydricarbon1 Mark
MCQ
Carbon-carbon bond length is minimum in
  • A
    Ethane
  • B
    Ethene
  • ✓
    Ethyne
  • D
    Benzene(e)Ethanol
✓

Answer

Correct option: C.
Ethyne
c
The bond lengths follows the order-

$C - C \,>\, C = C \,>\, C \equiv C$

Therefore among the given compounds Ethyne will have the shortest CarbonCarbon bond length.

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