A-LevelChemistryStates of matterMay/June 2021Paper 1 Q61 Mark
Sodium chloride, water and air represent three states of matter – solid, liquid and gas. Which row is correct?
Asodium chloride: particles held in rigid structure, water: can easily be compressed, air: can easily be compressed
Bsodium chloride: particles stationary, water: particles move, air: particles stationary
Csodium chloride: particles stationary, water: cannot easily be compressed, air: particles move
Dsodium chloride: resistant to change of shape, water: cannot easily be compressed, air: can easily be compressed
✓ Correct Answer
The correct answer is D. 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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