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A-LevelChemistryEquilibria9701/12 · May/June 2024 · Q141 Mark

Which reaction has an equilibrium constant, Kp, that has no units?

AH2(g) + I2(g) ⇌ 2HI(g)
B3H2(g) + N2(g) ⇌ 2NH3(g)
C2NO2(g) ⇌ N2O4(g)
D2SO2(g) + O2(g) ⇌ 2SO3(g)

✓ Correct answer

A: H2(g) + I2(g) ⇌ 2HI(g)

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About this question

Topic
Equilibria, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source
A-Level Chemistry, May/June 2024 Paper 1 Variant 2, question 14.

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