Summary

• Description:

  The PDF document comprises The Mirror Jet 2 Examinations Chemistry Paper 2 2025 Mock Exam with Marking Scheme.

  It is a KCSE Pre-Mock Examination 2025 Chemistry (Theory) Paper 2 (232/2).

  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 7 (Questions 1–7)
  • Marking Scheme: The marking scheme is in a different document.

  It covers the following topics:

  • Periodic table trends and electron arrangement of ions
  • Structure and bonding (coordinate bonding and properties of period 3 chlorides)
  • Radioactivity (half-life determination, decay equations, and radiation properties)
  • Organic chemistry (empirical formula, isomers, and esterification)
  • Polymerization (Perspex) and saponification (soap manufacture)
  • Electrochemistry (standard reduction potentials, EMF calculation, and lead-acid accumulators)
  • Industrial manufacture of Sodium Hydroxide (Mercury cell)
  • Electrolysis and Faraday's laws calculations
  • Thermochemistry (molar heat of displacement and energy level diagrams)
  • Isolation of Nitrogen from air and uses of liquid nitrogen
  • Laboratory preparation and properties of Nitric(V) acid
  • Rates of reaction (determination and factors affecting rate)
  • Industrial manufacture of Hydrochloric acid
  • Gas laws calculations (volume of gas at STP)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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