Year 10 Chemistry.
Atoms/elements/compounds/mixtures; subatomic particles; isotopes; atomic model development; electronic configuration basics
Intro to bonding (ionic/covalent/metallic overview); ionic bonding, dot-cross diagrams, ion formation
Conservation of mass; word/symbol equations; balancing; relative formula mass
Acids/alkalis/pH scale; indicators; strong/weak acids; neutralisation reactions intro
Exothermic/endothermic; energy transfer; reaction profiles; examples (combustion, neutralisation)
Intro to rates; measuring change (gas volume/mass loss); collision theory basics; factors intro
Periodic table: groups/periods/trends (reactivity, radius); group 1/7/0 properties
Moles intro; Avogadro; mass → moles; simple calculations
Covalent bonding; dot-cross for simple molecules; properties (low MP, non-conduct)
Reactivity series; metals with acids/water; displacement reactions
Bond energies (HT); energy change calcs; activation energy
Moles in solutions; concentration (g/dm³, mol/dm³); simple calcs
Factors affecting rates (temp, conc, surface area); collision theory detail
Electrolysis intro; molten electrolytes; products & half equations
Giant covalent (diamond/graphite); properties linked to structure
Required practical rates (gas volume method sim); variables investigation
Crude oil & hydrocarbons intro; alkanes; fractional distillation
Limiting reactants; percentage yield; atom economy
Required practical titration (neutralisation); conc calcs
Nanoparticles; properties & applications
Required practical temperature changes; calorimetry sim
Metallic bonding; alloys; properties (conductivity, malleability)
Catalysts; activation energy; surface area effects
Chromatography intro; Rf values (sim)
Electrolysis aqueous solutions; products at electrodes
Titration conc calcs; mixed mole problems
Atmosphere evolution; greenhouse gases intro
Spiral: isotopes, config, trends, group properties
Reversible reactions; Le Chatelier intro
Polymers intro; addition polymerisation
Spiral: profiles, bond energies, exo/endo applications
Potable water; purification & desalination intro (sim)
Identifying ions (flame tests, precipitates)
Full spiral: moles, conc, yield, empirical formula
Collision theory + factors full review; rate graphs
Mixed Paper 2 intro review
Cross-strand Paper 1 focus exam questions
Mock paper section; full spiral review
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