Ocr chemistry a - Study guides, Class notes & Summaries

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OCR 2023 Chemistry A H032/02: Depth in chemistry AS Level Question Paper & Mark Scheme (Merged)
  • OCR 2023 Chemistry A H032/02: Depth in chemistry AS Level Question Paper & Mark Scheme (Merged)

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OCR A Level Chemistry A Paper 2 Mark-scheme June 202-3
  • OCR A Level Chemistry A Paper 2 Mark-scheme June 202-3

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  • OCR A Level Chemistry A Paper 2 Mark-scheme June 202-3
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OCR A Level Chemistry A Paper 3 Mark-scheme June 202-3
  • OCR A Level Chemistry A Paper 3 Mark-scheme June 202-3

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  • OCR A Level Chemistry A Paper 3 Mark-scheme June 202-3
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OCR A Level Chemistry A H432/02 JUNE 2023 QUESTION PAPER: Synthesis and analytical techniques
  • OCR A Level Chemistry A H432/02 JUNE 2023 QUESTION PAPER: Synthesis and analytical techniques

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2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/03 (Higher Tier) Actual Mark Scheme and Question Paper Combined
  • 2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/03 (Higher Tier) Actual Mark Scheme and Question Paper Combined

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  • 2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/03 (Higher Tier) Actual Mark Scheme and Question Paper Combined
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2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/02 (Foundation Tier) Actual Mark Scheme and Question Paper Combined
  • 2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/02 (Foundation Tier) Actual Mark Scheme and Question Paper Combined

  • Exam (elaborations) • 52 pages • 2024
  • 2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/02 (Foundation Tier) Actual Mark Scheme and Question Paper Combined
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2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/04 (Higher Tier) Actual Mark Scheme and Question Paper Combined
  • 2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/04 (Higher Tier) Actual Mark Scheme and Question Paper Combined

  • Exam (elaborations) • 57 pages • 2024
  • 2024 OCR GCSE (9–1) Chemistry A (Gateway Science) J248/04 (Higher Tier) Actual Mark Scheme and Question Paper Combined
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OCR CHEMISTRY A LEVEL WITH COMPLETE SOLUTIONS  Haloalkane to nitrile - ANSWER-nucleophilic substitution  ethanolic NaCN or KCN  heat  Haloalkane to primary amine (also makes NH4X) - ANSWER-Nucleophilic substitution   Excess ethanolic NH3 with no further s
  • OCR CHEMISTRY A LEVEL WITH COMPLETE SOLUTIONS Haloalkane to nitrile - ANSWER-nucleophilic substitution ethanolic NaCN or KCN heat Haloalkane to primary amine (also makes NH4X) - ANSWER-Nucleophilic substitution Excess ethanolic NH3 with no further s

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  • OCR CHEMISTRY A LEVEL WITH COMPLETE SOLUTIONS Haloalkane to nitrile - ANSWER-nucleophilic substitution ethanolic NaCN or KCN heat Haloalkane to primary amine (also makes NH4X) - ANSWER-Nucleophilic substitution Excess ethanolic NH3 with no further substitution HEAT under PRESSURE acyl chloride/acid anhydride to SECONDARY amide - ANSWER-Nucleophilic substitution primary amine Acyl chloride/acid anhydride to PRIMARY amide - ANSWER-Nucleophilic substitution Alkene t...
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