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Confused! kindly explain, - Hydrocarbons - NEET

The total number of \pi -bond electrons in the following structure is:

  • Option 1)

    8

  • Option 2)

    12

  • Option 3)

    16

  • Option 4)

    4

 
Answers (1)
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Preparation of Alkane from Unsaturated Hydrocarbon -

Dihydrogen gas adds to alkenes and alkynes in the presence of finely divided catalyst like Pt, Pd or Ni to form alkane.

- wherein

 

 Unsaturated double bond hydrocarbon determines the number of \pi electrons= 2Xnumber of double bonds = 2x4 = 8


Option 1)

8

this option is correct

Option 2)

12

this option is incorrect

Option 3)

16

this option is incorrect

Option 4)

4

this option is incorrect

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