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Question: Answered & Verified by Expert
Which of the following compounds has the highest boiling point?
ChemistryChemical Bonding and Molecular StructureMHT CETMHT CET 2023 (09 May Shift 2)
Options:
  • A Chloromethane
  • B Fluoromethane
  • C Iodomethane
  • D Bromomethane
Solution:
1769 Upvotes Verified Answer
The correct answer is: Iodomethane
Molecules with higher molecular mass generally have higher boiling points. So, for given alkyl group (here $-\mathrm{CH}_3$ ) boiling point decreases as, $\mathrm{RI}>\mathrm{RBr}>\mathrm{RCl}>\mathrm{RF}$.

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