Summary

• Description:

  The MS Word document comprises Maranda High School Chemistry Paper 3 Mock 2022 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 Mock examination.

  This practical paper rigorously tests candidates' laboratory techniques, including titration, rate of reaction experiments, and qualitative analysis. It serves as a thorough evaluation of practical chemistry skills required for KCSE.

  • Month Administered: September
  • Duration: 2¼ Hours
  • Total Marks: 40
  • Number of Questions: 3

  It covers the following topics:

  • Question 1: Physical Chemistry
    • Rates of reaction (Effect of concentration on reaction time)
    • Graphical analysis of reaction rates
    • Volumetric analysis (Back titration)
    • Calculating moles, molarity, and the reacting mass of magnesium
  • Question 2: Qualitative Analysis (Inorganic)
    • Solubility and filtration
    • Reactions with dilute acids
    • Identifying cations using aqueous ammonia and sodium hydroxide
    • Identifying anions using barium nitrate
  • Question 3: Qualitative Analysis (Organic/Inorganic)
    • Flame tests
    • Testing for the presence of carbonates using sodium hydrogen carbonate
    • Testing for unsaturation using bromine water
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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