A-LevelChemistryCarboxylic acids and derivativesFeb/Mar 2016Paper 1 Q371 Mark
Which reagents, when used in an excess, can be used to make sodium lactate, CH₃CH(OH)CO₂Na, from lactic acid, CH₃CH(OH)CO₂H? 1 Na 2 NaHCO₃ 3 NaOH
A1, 2 and 3 are correct
B1 and 2 only are correct
C2 and 3 only are correct
D1 only is correct
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The correct answer is C. This question tests the candidate's understanding of carboxylic acids and derivatives 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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