Summary

• Description:

  The MS Word document comprises BUNTRA JOINT Chemistry Paper 3 2026 Pre-Mock Exam with Answers (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 3 examination.

  This practical exam evaluates students' hands-on laboratory skills, focusing on quantitative analysis, reaction rates, and qualitative tests.

  • Duration: 2 ¼ HOURS
  • Total Marks: 40
  • Number of Questions: 3
  • Structure: Question 1 (21 marks), Question 2 (11 marks), Question 3 (8 marks)

  It covers the following topics:

  • Question 1
    • Volumetric analysis (Titration to determine the value of 'n' in oxalic acid)
    • Reaction rates (Effect of concentration on the rate of reaction between magnesium ribbon and hydrochloric acid)
  • Question 2
    • Qualitative analysis of inorganic salts
    • Heating effects and litmus tests
    • Reactions with sodium hydroxide, ammonia solution, and barium nitrate
  • Question 3
    • Qualitative analysis of organic substances
    • Ignition tests on a metallic spatula
    • Reactions with acidified potassium dichromate (VI) and sodium hydrogen carbonate
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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