Summary

• Description:

  The PDF document comprises Maseno High School 2025 Chemistry Paper 3 Mock Exam with Answers. The marking scheme is in a different document.

  The exam paper contains 3 questions and it is marked out of a total of 40 marks and it should be completed by learners within a duration of 2 hours 15 minutes.

  It covers the following topics:

  • Reaction rates (Effect of concentration on the rate of reaction between Sodium Thiosulphate and Hydrochloric acid)
  • Graphical analysis (Plotting rate against volume of acid)
  • Volumetric analysis (Titration of diluted Hydrochloric acid against Sodium Carbonate)
  • Stoichiometry (Calculating average volume, moles of acid, and molar concentration)
  • Qualitative analysis of inorganic substances (Tests for cations and anions in Solid V)
  • Flame tests
  • Thermal decomposition (Action of heat on residue)
  • Qualitative analysis of organic substances (Tests on Liquid A using Bromine water, acidified Potassium Manganate (VII), and acidified Potassium Dichromate (VI))
  • Solubility tests
  • Confirmatory tests (Use of Sodium Hydrogen Carbonate)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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