Summary

• Description:

  The MS Word document comprises Bunaf Cluster Examination Chemistry Paper 2 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 2 examination. This paper assesses Form 4 candidates through structured, multi-part questions on the periodic table, electrochemistry, energy changes, organic chemistry, and reaction kinetics — demanding deeper analytical and computational skills alongside conceptual understanding.

  • Month Administered: June 2026
  • Duration: 2 hours
  • Total Marks: 80
  • Number of Questions: 7 (all compulsory)
  • Structure:
    • Question 1 – 13 marks
    • Question 2 – 13 marks
    • Question 3 – 12 marks
    • Question 4 – 9 marks
    • Question 5 – 13 marks
    • Question 6 – 10 marks
    • Question 7 – 10 marks

  It covers the following topics:

  • Question 1 — The Periodic Table:
    • Identifying the most reactive non-metal and divalent cation from a periodic table grid
    • Positioning element Z (atomic number 14) in the grid
    • Comparing atomic radii and electrical conductivity of elements in the same group and period
    • Boiling point variation across noble gases (Group 18)
    • Comparing elements by electron arrangement, atomic radius, and ionic radius
  • Questions 2–7 — Extended Chemistry Topics:
    • Chemical bonding and structure
    • Electrochemistry and electrolysis
    • Energy changes in chemical reactions
    • Reaction kinetics and equilibrium
    • Organic chemistry — hydrocarbons and functional group reactions
    • Environmental and industrial chemistry
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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