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Exam (elaborations)
Ocr A Level Organic Chemistry Year 12 With Verified Questions And Answers
OCR A LEVEL ORGANIC CHEMISTRY YEAR 12 WITH VERIFIED 
QUESTIONS AND ANSWERS 
 
What is the melting and boiling points of alkanes like? - ANSWER--as chain length 
increases so does the strength of the intermolecular forces as there is greater 
surface area for contact between molecules and hence stronger london forces 
and therefore the melting/boiling points are highr for longer chain. 
What is a structura/chain isomer? - ANSWER--Same molecular formula but a 
different structural formula 
Wh...
Exam (elaborations)
OCR A Level Organic Chemistry | Questions with 100 % correct answers | verified
PopularConditions for oxidation of primary alcohols to aldehydes [O] - Acidified potassium dichromate (VII) 
Distillation 
Conditions for oxidation of primary alcohols to carboxylic acids 2[O] - Acidified potassium 
dichromate (VII) 
Reflux 
Conditions for oxidation of secondary alcohols to ketones [O] - Acidified potassium dichromate (VII) 
Reflux 
Colour change for reduction of dichromate (VII) ions - Orange to Green 
Conditions for oxidation of tertiary alcohols - Do not oxidise under normal conditi...
Exam (elaborations)
OCR A Level Organic Chemistry
OCR A Level Organic Chemistry
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OCR A-Level Chemistry Bundled Exams with complete solution | everything you need
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