Summary

• Description:

  The MS Word document comprises Kabianga School Chemistry Paper 3 2024 Mock Exam with Answers (Marking Scheme). The PDF version is also available upon your request. The marking scheme is towards the end of the document.

  It is a KCSE Chemistry Paper 3 (233/3) Practical Mock Examination.

  • Duration: 2 Hours
  • Total Marks: 40
  • Number of Questions: 3 practical questions

  It covered the following topics:

  • Volumetric analysis (acid–base titration) and related calculations
  • Determination of water of crystallization and relative formula mass
  • Experimental techniques including accurate measurement, averaging, and data processing
  • Solubility experiments at different temperatures
  • Construction and interpretation of solubility curves and graphical analysis
  • Crystallization and calculation of mass of solute deposited during cooling
  • Qualitative analysis of unknown salts using systematic tests
  • Cation identification using sodium hydroxide and ammonium hydroxide
  • Anion tests including sulphate and carbonate identification
  • Tests involving lead(II) nitrate, barium chloride, and dilute acids
  • Heating tests and observation of physical and chemical changes
  • Organic qualitative tests including reactions with ethanol and acidified potassium manganate (VII)
  • Laboratory skills such as observation, inference, recording, and safe handling of chemicals
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

Enter your details below to initiate a payment using MPESA.