Summary

• Description:

  The MS Word document comprises Kabianga School Chemistry Paper 1 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 1 (233/1) Mock Examination.

  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 28 structured questions

  It covered the following topics:

  • States of matter and changes of state
  • Separation techniques, including purification of rock salt and fractional distillation
  • Laboratory preparation and properties of gases such as sulphur(IV) oxide, hydrogen chloride, and carbon(IV) oxide
  • Solubility, crystallization, and separation of mixtures based on solubility differences
  • Acid–base reactions and neutralization calculations (volumetric analysis)
  • Reactivity series of metals and reactions with water and acids
  • Oxidation numbers and redox concepts
  • Rates of diffusion and gas behavior (Graham’s law)
  • Polymer chemistry and structure of polymers
  • Qualitative analysis using aqueous ammonia with copper(II) ions
  • Industrial chemistry processes, including Haber and Contact processes
  • Petroleum processing and extraction of substances from natural sources
  • Electrochemistry and corrosion-related concepts
  • Atomic structure, isotopes, and relative abundance calculations
  • Periodic trends such as atomic radius and melting points
  • Chemical bonding, including ionic and covalent bonding structures
  • Organic chemistry, including hydrocarbons and homologous series
  • Catalysts and their industrial applications
  • Environmental and safety considerations in laboratory experiments
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY

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