1-Butyne\overset{2[H]}{\rightarrow}A\xrightarrow[BenzoylPeroxide]{Hcl\ in}B\xrightarrow[KOH]{Alc}C, \, \, C\, \, \, is

  • Option 1)

    1-butene

  • Option 2)

    2-butene

  • Option 3)

    1-butyne

  • Option 4)

    2-butyne

 

Answers (1)

As we learnt in 

Reaction of alkyl halide with KOH (alc) -

\beta- elimination reaction take place and produces alkenes.

- wherein

CH3CH2Br + KOH (alc.) \rightarrow H2C=CH2 + KBr + H2O

 


Option 1)

1-butene

This option is incorrect.

Option 2)

2-butene

This option is correct.

Option 3)

1-butyne

This option is incorrect.

Option 4)

2-butyne

This option is incorrect.

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