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Chemical Bonding And Molecular Structure

Question
CBSEENCH11008251

Which of the following organic compounds has same hybridization as its combustion product -(CO)2?

  • Ethane

  • Ethyne

  • Ethene

  • Ethanol

Solution

B.

Ethyne

Hybridisation of carbon = sp3
In space CO subscript 2 comma space left parenthesis straight O equals for 1 straight pi of straight C equals for 1 straight pi of straight O right parenthesis space hybridisation space of space carbon space equals sp to the power of 3 minus 2 end exponent space equals space sp
In space ethyne space or space acetylene comma space straight C subscript 2 straight H subscript 2 comma space left parenthesis straight H minus straight C identical to with 2 straight pi on top space straight C minus straight H right parenthesis space hybridisation space of space carbon space equals space sp to the power of 3 minus 2 end exponent space equals sp