Summary

• Description:

  The PDF document comprises Arise and Shine Trial 2 Chemistry Paper 3 2026 Pre-Mock Exam with Marking Scheme. The marking scheme is in a different document.

  It was a KCSE Chemistry Paper 3 practical examination testing hands-on laboratory competencies in thermochemistry, quantitative titration, and inorganic/organic qualitative analysis. Essential for Form 4 KCSE chemistry practical revision with marking schemes.

  • Month Administered: July 2026
  • Duration: 2 Hours 15 Minutes
  • Total Marks: 40
  • Number of Questions: 3 (Questions 1-3)
  • Structure: Question 1 (Thermochemistry & Volumetric Titration, 23 marks), Question 2 (Inorganic qualitative analysis, 10 marks), and Question 3 (Organic qualitative analysis, 7 marks)

  It covers the following topics:

  • Question 1: Thermochemistry enthalpy change determination of acid-metal reaction, molar heat calculation, and back-titration analysis
  • Question 2: Qualitative analysis for unknown cation and anion identification in Solid X using laboratory reagents
  • Question 3: Qualitative analysis testing of organic Solid F (flame ignition test, solubility, pH evaluation, unsaturation, and oxidation tests)
• File Size:

  85.02 KB
• Length:

  9 pages
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY
• Posted By:

  Caleb_Peter

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