A-LevelChemistryChemical bondingMay/June 2025Paper 1 Q11 Mark
Consider the following statements. 1 Silicon dioxide has a higher melting point than sulfur dioxide. 2 Ammonia has a higher boiling point than phosphine, PH3. Which statements are correct?
Aboth statement 1 and statement 2
Bstatement 1 only
Cstatement 2 only
Dneither statement 1 nor statement 2
✓ Correct Answer
The correct answer is A. This question tests the candidate's understanding of chemical bonding 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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