Arrange HF,HCl,and HBr in increasing order of their boiling point.
A) HF

Name: Arrange HF,HCl,and HBr in increasing order of their boiling point. A) HF < HCl < HBr B) HF < HBr < HCl C) HBr < HF < HCl D) HBr < HCl < HF E) HCl < HBr < HF
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Question

Arrange HF,HCl,and HBr in increasing order of their boiling point.
A) HF < HCl < HBr
B) HF < HBr < HCl
C) HBr < HF < HCl
D) HBr < HCl < HF
E) HCl < HBr < HF

Quizplus · Accepted Answer

HF has the highest boiling point due to hydrogen bonding, which is stronger than the dipole-dipole interactions in HCl and HBr. HBr has a higher boiling point than HCl because of its larger molecular size, which leads to stronger London dispersion forces.

Arrange HF,HCl,and HBr in Increasing Order of Their Boiling Point