In case of R, S configuration,the group havin | vedclass

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(D) According to the $CIP$ (Cahn-Ingold-Prelog) priority rules,priority is assigned based on the atomic number of the atom directly attached to the ch

Vedclass · Accepted Answer

$-OH$

Vedclass · Answer

(D) According to the $CIP$ (Cahn-Ingold-Prelog) priority rules,priority is assigned based on the atomic number of the atom directly attached to the chiral center.Comparing the atoms attached to the chiral center: $N$ (in $-NO_2$,$-NH_2$,$-CN$) has an atomic number of $7$,while $O$ (in $-OH$) has an atomic number of $8$.Since the atomic number of $O$ $(8)$ is greater than that of $N$ $(7)$,the $-OH$ group receives the highest priority among the given options.

In case of $R, S$ configuration,the group having the highest priority is-

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