MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryAlkyl and Aryl HalidesE elimination follows an antiperiplanar structure
Following is the substitution reaction in which –CN replaced –Cl (Alcoholic) R Cl KCN R CN KCl -> To obtain propanenitrile, R-Cl should be (KCET 2011)
A.chloroethane✓ Correct
B.1-chloropropane
C.chloromethane
D.2-chloroproane
Explanation
Chloroethane reacts with KCN in the presence of heat to form propane nitrile. 3 2 3 2 Alcoholic Chloroethane Propane nitrile CH CH Cl KCN CH CH CN KCl ->
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