A-LevelChemistryStates of matterFeb/Mar 2017Paper 1 Q61 Mark
Which gas sample contains the fewest molecules?
A1.00 dm³ of carbon dioxide at 27 °C and 2.0 kPa
B1.00 dm³ of hydrogen at 100°C and 2.0 kPa
C1.00 dm³ of nitrogen at 300 °C and 4.0 kPa
D1.00 dm³ of oxygen at 250°C and 3.0 kPa
✓ Correct Answer
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...
📋 Examiner Report & Trap Analysis
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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