A-LevelChemistryChemical bonding9701/12 · Oct/Nov 2024 · Q61 Mark

Why does ICl have a higher boiling point than Br2?

Abecause of the difference in the bond energies of the covalent bonds within ICl and Br2

Bbecause of the difference in the polar nature of ICl and Br2

Cbecause of the difference in the number of electrons contained within ICl and Br2

Dbecause of the difference in the relative molecular mass of ICl and Br2

✓ Correct answer

B: because of the difference in the polar nature of ICl and Br2

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Topic: Chemical bonding, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2024 Paper 1 Variant 2, question 6.

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