Summary

• Description:

  The PDF document comprises Kabras West Sub County Chemistry Paper 2 2026 Joint Exam with Marking Scheme. The marking scheme is in a different document.

  It was a Form 4 chemistry theory mock exam testing analytical chemistry, industrial processes, electrochemistry, thermochemistry, and organic reactions. It provides key insights into how students should structure step-by-step chemical equations and numerical calculations.

  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 7

  It covers the following topics:

  • Gas Preparation & Inorganic Chemistry: Laboratory preparation of dry hydrogen gas using zinc and steam, and industrial manufacturing of sodium hydroxide (chlor-alkali process)
  • Industrial Nitrogen Chemistry: Haber process, Ostwald process for nitric acid, catalytic oxidation of ammonia, and chemical distinction between gas oxides
  • Extraction of Metals: Extraction of aluminium from bauxite via electrolysis, role of cryolite, electrode reactions, and electrical conductivity comparisons
  • Thermochemistry: Experimental determination of heat change, graph plotting, molar heat of neutralization calculations, and energy level diagrams
  • Electrochemistry & Quantitative Electrolysis: Electrolysis of aqueous magnesium sulphate, Faraday's law calculations for gas volumes, and industrial electroplating
  • Organic Chemistry & Polymers: Hydrocarbon homologous series ($C_n H_{2n}$), IUPAC nomenclature, condensation polymerization (Nylon 6,6 synthesis), and soap vs. detergent action in hard water
  • Periodic Table Trends & Atomic Structure: Successive ionization energies, determining group numbers, reactivity trends, and metallic bonding efficiency
• File Size:

  7.29 MB
• Length:

  12 pages
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  CHEMISTRY
• Posted By:

  Caleb_Peter

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