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Q.
In which of the following compounds the carbon marked with asterisk is expected to have greatest positive charge?
Organic Chemistry – Some Basic Principles and Techniques
Solution:
As $Cl$ is most electronegative element among $Cl, Mg, Br$ and $C$ thus, it has greater - $I$ effect and the asterisk marked carbon in $^{*}CH_{3}— CH_{2}— Cl$ is expected to have greater positive charge.