OCR A Level Chemistry A
OCR A Level Chemistry A Organic Synthesis Exam Questions
Free OCR A Level Chemistry A exam questions on Organic Synthesis, with mark schemes. Covers practical techniques and synthetic routes.
Organic Synthesis exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
StemUp mark scheme flashcards
OCR A Level Chemistry A H432 Flashcards (Anki & Quizlet)
Every answer is written in mark scheme wording, so you learn exactly what examiners give marks for. Use them on Anki or Quizlet, then test yourself with the questions on this page.
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About OCR A Level Chemistry A Organic Synthesis
This topic covers making organic compounds.
What you need to know
- Techniques Reflux, distillation and using a separating funnel.
- Purification Drying agents and redistillation.
- Routes Two-step syntheses.
- Functional groups Identifying groups in compounds.
Common mistakes in Organic Synthesis
- Missing reagents or conditions.
- Wrong technique for purification.
- Forgetting to dry an organic layer.
Try three Organic Synthesis exam-style questions
1. Suggest a route from propene to propan-2-ol. (1 mark)
Show the mark scheme answer
Steam with phosphoric acid catalyst.
2. State the use of anhydrous magnesium sulfate. (1 mark)
Show the mark scheme answer
Drying agent to remove water.
3. Describe how to separate two immiscible liquids. (1 mark)
Show the mark scheme answer
Use a separating funnel and run off the lower layer.
Organic Synthesis FAQs
What does this topic cover?
Practical techniques and synthesis routes.
Which practical links here?
Synthesis of an organic liquid.
How do I know which layer is organic?
Compare densities or add water and see which layer grows.
Revise this topic with flashcards: OCR A Level Chemistry A H432 Flashcards, with mark scheme answers for Anki and Quizlet.
