A-LevelChemistryChemical bondingFeb/Mar 2019Paper 1 Q41 Mark
The eight species that follow all have covalent bonds. In which pair do the species have different shapes from each other?
ABeCl2 and CO2
BCH4 and NH4⁺
CNH3 and BF3
DSCl2 and H2O
✓ Correct Answer
The correct answer is C. 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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