MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryAlkyl and Aryl HalidesE elimination follows an antiperiplanar structure

1-pentene will be formed as major product when methoxide reacts with

A.2-iodopentane

B.3-iodopentane

C.2-fluoropentane✓ Correct

D.3-fluoropentae

Explanation

1-pentene will be formed as major product when methoxide reacts with 2-fluoropentane. In this case fluoride ion is leaving group so major product is least substituted alkene.

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