MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryHydrocarbonsPreparation & Properties of Alkanes

Which of the following compounds can be best prepared by Wurtz-reaction?

A.Iso-butane

B.n-butane✓ Correct

C.n-pentane

D.Iso-pentane

Explanation

Wurtz reaction is generally used for the synthesis of alkane from alkyl halide in presence of sodium and dry ether. dry ether 2R–X 2Na R–R+2Na–X -> Hence, the correct option is (b).

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