A-LevelChemistryChemical bondingFeb/Mar 2023Paper 1 Q201 Mark
Which row describes the structure and bonding of SiO2 and SiCl4? [Table with columns "SiO2 structure", "SiO2 bonding", "SiCl4 structure", "SiCl4 bonding"]
Agiant, covalent, giant, covalent
Bgiant, covalent, simple, covalent
Cgiant, ionic, giant, covalent
Dgiant, ionic, simple, covalent
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of chemical bonding 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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