A-LevelChemistryStates of matterFeb/Mar 2022Paper 1 Q61 Mark
The boiling points of some hydrogen halides are shown. [Figure 6.1] What is the explanation for the trend in boiling point for the hydrogen halides from HCl to HI?
AThe bond energies of the hydrogen halides increase from HCl to HI.
BThere is an increase in the strength of the intermolecular forces of attraction from HCl to HI.
CThe intermolecular hydrogen bonds become stronger from HCl to HI.
DThere is an increase in the bond polarity from HCl to HI.
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The correct answer is B. This question tests the candidate's understanding of states of matter within the Chemistrysyllabus. The examiner's mark scheme requires...
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