Junior College / Study notes
H2 Chemistry
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A-Level 9476 (2026-2027)
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01
Atomic Structure
Count particles, build electron configurations and read the evidence in ionisation energies.
02
Chemical Bonding
Use electrons, molecular shape and electrostatic attraction to explain structures, properties and reactivity.
03
The Gaseous State
Know when the ideal-gas model works, calculate gas quantities and separate the pressures in a mixture.
04
Theories of Acids and Bases
Choose the definition that explains the reaction: aqueous ions, proton transfer or electron-pair donation.
05
The Periodic Table
Explain trends from electrons and structure, then predict the oxides, chlorides and redox behaviour of unfamiliar elements.
06
The Mole Concept and Stoichiometry
Turn masses, gas volumes and solution measurements into amounts, then let a balanced equation connect them.
07
Chemical Energetics
Track energy through bonds and cycles, then combine enthalpy and entropy to assess thermodynamic feasibility.
08
Reaction Kinetics
Extract a rate law from data, test a mechanism, and explain how conditions and catalysts change reaction speed.
09
Chemical Equilibria
Explain a changing equilibrium through competing rates, then calculate composition and justify industrial choices.
10
Chemistry of Aqueous Solutions
Calculate acidity, follow titrations and buffers, and predict whether an ionic solid dissolves or precipitates.
11
Organic Chemistry
Read structures, reason through electron movement, and connect functional groups with the conditions that transform them.
12
Electrochemistry
Measure and combine electrode potentials, predict cell reactions, and calculate what electrolysis produces.
13
Transition Elements
Connect d-electron configurations to physical trends, variable oxidation states, coloured complexes and catalysis.
14
Data and Experimental Skills
Read unfamiliar evidence, make useful measurements and explain what a result can support.