Chem Mantra
MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryAlkyl and Aryl HalidesSingle Choice Questions

The reactivities of CH Cl,CH CH CH Cl and C H Cl are in the order (CMC 2010) (a) CH Cl CH CH Cl C H Cl (b) CH CH CH Cl CH Cl C H Cl (c) C H Cl CH CH CH Cl CH Cl (d) CH Cl C H Cl CH CH CH Cl

Answer
A
Explanation

Bulky group causes steric hindrance in the formation of transition state. Therefore, higher homologous are less reactive than lower homologous. ∴ The correct order is 3 3 2 2 6 5 CH Cl CH CH CH Cl C H Cl

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