StarsNexus

O/A Level Chemistry

O/A Level Chemistry Outline

The Particulate Nature of Matter

  • States of matter (solid, liquid, gas)
  • Changes of state (melting, boiling, sublimation)
  • Diffusion and Brownian motion

Atomic Structure & The Periodic Table

  • Structure of atoms (protons, neutrons, electrons)
  • Atomic number, mass number, isotopes
  • Electronic configuration
  • Periodic trends (Groups & Periods)

Chemical Bonding

  • Ionic bonding (formation, properties)
  • Covalent bonding (single, double, triple bonds)
  • Metallic bonding
  • Properties of substances based on bonding

 

Stoichiometry & Chemical Calculations

  • Relative atomic and molecular masses
  • The mole concept, Avogadro’s constant
  • Empirical & molecular formulas
  • Balancing chemical equations
  • Reacting masses and gas volumes

States of Matter & Separation Techniques

  • Mixtures vs. pure substances
  • Methods of separation (filtration, crystallization, distillation, chromatography)

Atomic Structure & Bonding

  • Electronic structure (s, p, d, f orbitals)
  • Ionization energy, atomic radii trends
  • Hybridization & molecular shapes (VSEPR theory)

Chemical Calculations & Moles

  • Stoichiometry & gas laws
  • Empirical & molecular formula
  • Limiting reagents

Chemical Kinetics & Equilibrium

  • Rate equations & reaction mechanisms
  • Collision theory
  • Le Chatelier’s principle & equilibrium constants (Kc, Kp)

Thermodynamics & Energetics

  • Enthalpy changes (ΔH, ΔG)
  • Hess’s law & Born-Haber cycle
  • Entropy & free energy

Acids, Bases & Redox Reactions

  • pH calculations & acid-base titrations
  • Strong vs. weak acids & bases
  • Buffers & indicators
  • Oxidation states & electrochemical cells
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Free Seminar on Feb 3 To 16, 2025
Course Start
Feb 17, 2025