A-LevelChemistryHydroxy compoundsFeb/Mar 2019Paper 1 Q271 Mark
Structural isomerism only should be considered when answering this question. All the isomeric alcohols with the molecular formula C₅H₁₂O are added separately to warm alkaline aqueous iodine. How many of the isomers give a yellow precipitate?
A0
B1
C2
D3
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of hydroxy compounds 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...
🔒
Unlock the Examiner's Answer
Sign up for free to reveal the correct answer, the official mark scheme breakdown, and the examiner trap analysis for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep