Summary

• Description:

  The MS Word document comprises the Form 2 Chemistry End Term 3 2025 Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  The exam paper contains 22 compulsory questions, is designed to be completed within a duration of 2 hours, and is marked out of a total of 80 marks.

  The examination covers a broad range of topics from the Form 1 and Form 2 Chemistry syllabus, including:

  • Introduction to Chemistry: Laboratory apparatus, the Bunsen burner, and safety procedures.
  • Matter and its Properties: Separation of mixtures, the effect of impurities on melting/boiling points, and properties of substances like efflorescence.
  • Structure of the Atom and The Periodic Table: Subatomic particles, electron arrangement, isotopes, relative atomic mass, and interpreting the periodic table (groups, trends, and predicting formulae).
  • Chemical Bonding and Structure: Covalent, ionic, and dative bonding, illustrated with dot-cross diagrams. It also covers the allotropes of carbon (diamond and graphite).
  • Chemical Reactions and Stoichiometry: Writing chemical formulae and balanced equations, properties of acids and bases, reactions of hydrogen, and the effect of heat on compounds.
  • Electrochemistry: Principles of electrolysis, including electrolytes, electrodes, half-equations, and applications.
  • Air and Combustion: Composition of air, rusting, and preparation of gases like hydrogen.
• Category:

  Exams
• Level:

  Form 2
• Subject:

  CHEMISTRY

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