A-LevelChemistryEquilibriaOct/Nov 2013Paper 1 Q331 Mark
What are necessary properties of a dynamic equilibrium? 1. Equal amounts of reactants and products are present. 2. Concentrations of reactants and products remain constant. 3. The rate of the forward reaction is the same as the rate of the reverse reaction.
A1, 2 and 3 are correct
B1 and 2 only are correct
C2 and 3 only are correct
D1 only is correct
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of equilibria within the Chemistrysyllabus. The examiner's mark scheme requires...
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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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