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Q

Tell me? The reagent needed for converting is

 The  reagent  needed  for  converting

is

  • Option 1)

     Cat. Hydrogenation
     

     

  • Option 2)

    H_{2}/Lindlar Cat.

  • Option 3)

    Li/NH_{3}

     

  • Option 4)

     LiAlH_{4}

 
Answers (1)
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As we learnt ,

 

Birch Reduction -

Alkynes on reduction with sodium in liquid NH3 form trans alkene.

- wherein

 

 Li / liq. NH3 converts alkynes into trans alkenes.

 


Option 1)

 Cat. Hydrogenation
 

 

Option 2)

H_{2}/Lindlar Cat.

Option 3)

Li/NH_{3}

 

Option 4)

 LiAlH_{4}

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