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Q.
Which does not react with $I_2$ & $NaOH$
Haloalkanes and Haloarenes
Solution:
$CH_3CH_2OH - \& CH_3CO -$ groups react with $I_2$ and $NaOH$ to give Haloform (Iodoform Reaction) $CH_3CH_2 - CH_2 - OH$ (propanol) Lacks this grouping therefore does not react.