Summary

• Description:

  The MS Word document comprises the Form 4 Chemistry Paper 2 End Term 2 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 seven compulsory questions that learners should answer in the spaces provided. The total score for the paper is 80 marks, and the time allocated for completion is 2 hours.

  This paper assesses understanding in several key areas of Chemistry, including:

  • The Periodic Table: Trends in physical and chemical properties of elements.
  • Organic Chemistry: Identification of homologous series, cracking of alkanes, reactions of hydrocarbons, and addition polymerization.
  • Energy Changes: Calculation of enthalpy changes from bond energies, Hess's Law, and hydration/lattice enthalpies. It also includes the interpretation of cooling curves.
  • Inorganic Chemistry: The chemistry of nitrogen and chlorine, including the Haber process, preparation of gases (HCl), and reactions of acids.
  • Solubility: Plotting and interpreting solubility curves to determine the mass of crystals formed.
  • The Mole: Stoichiometric calculations involving molar gas volumes.
  • Qualitative Analysis: Identification of ions and salts using a reaction sequence flow chart.
• File Size:

  809.50 KB
• Length:

  13 pages
• Category:

  Exams
• Level:

  Form 4
• Subject:

  CHEMISTRY
• Posted By:

  Caleb_Peter

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