Summary

• Description:

  The MS Word document comprises Bunaf Cluster Examination Chemistry Paper 1 June 2026 Pre-Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  It was a KCSE Chemistry Paper 1 examination. This paper evaluates Form 4 candidates on a wide spectrum of chemistry concepts including industrial processes, separation techniques, chemical reactions, and environmental chemistry — testing both theoretical knowledge and the ability to apply chemical principles to practical scenarios.

  • Month Administered: June 2026
  • Duration: 2 hours
  • Total Marks: 80
  • Number of Questions: 28 (all compulsory)

  It covers the following topics:

  • Industrial preparation of oxygen — dust removal and CO₂ extraction
  • Separation of sodium carbonate from a mixture with calcium carbonate
  • Preparation of dry hydrogen gas — laboratory setup and analysis
  • Additional short-answer questions across the Form 1–4 Chemistry syllabus, including chemical bonding, electrochemistry, organic chemistry, reaction rates, acids and bases, salts, and the periodic table
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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