A-LevelChemistryPolymerisationMay/June 2014Paper 1 Q251 Mark
Which statement does not correctly describe a problem related to the disposal of PVC?
APVC is slowly degraded in the environment by bacteria and fungi.
BPVC is slowly degraded in the environment by sunlight.
CWhen PVC is burnt, a significant amount of ethene gas is present in the products.
DWhen PVC is burnt, a significant amount of HCl gas is present in the products.
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of polymerisation 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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