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1)

Which of the following compounds cannot be prepared singly by the  Wurtz reaction?


A) C2H6

B) (CH3)2CHCH3

C) CH3CH2CH2CH3

D) All of the above can be prepared

Answer:

Option B

Explanation:

If two different alkyl halides (R1X and R2X) are used , a  mixture of three alkanes is obtained  which is difficult to separate