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For the same alkyl group, what is the boiling point order of halides?
ARF > RCl > RBr > RI
BRI > RBr > RCl > RF
CRCl > RBr > RF > RI
DRBr > RI > RCl > RF
Answer & Solution
Correct answer: B. RI > RBr > RCl > RF
Larger, heavier halogens give stronger intermolecular forces, so iodides boil highest.
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