esat.fyi

Chemistry for the ESAT

Atomic structure, bonding, reactions, and quantitative chemistry across the syllabus.

89 topics across 17 areas, each a full lesson with worked examples.

Acids, bases and salts

3 topics
  1. Acids Bases And Salts ChemistryC9.1
  2. Bases Alkalis And NeutralisationC9.2
  3. Acids Bases And SaltsC9.3

Air and water

4 topics
  1. Composition And Separation Of Dry AirC17.1
  2. Origins And Effects Of Greenhouse GasesC17.2
  3. Origins And Effects Of Gaseous PollutantsC17.3
  4. Purpose Of Chlorine And Fluoride Ions In Water TreatmentC17.4

Atomic structure

6 topics
  1. Atomic Structure Isotopes StoichiometryC1.1
  2. Isotopes And Relative Atomic Mass C1 2C1.2
  3. Atomic Structure Isotopes Relative MassC1.3
  4. Isotopes Ram Periodic Table And RedoxC1.4
  5. Isotopes And Mass SpectrometryC1.5
  6. Calculating Relative Atomic MassC1.6

Carbon/Organic chemistry

6 topics
  1. Carbon Organic Chemistry General ConceptsC13.1
  2. Alkanes Saturated HydrocarbonsC13.2
  3. Alkenes Unsaturated HydrocarbonsC13.3
  4. Addition And Condensation PolymerisationC13.4
  5. Condensation Polymerisation Polyesters And PolyamidesC13.5
  6. Alcohols And Carboxylic AcidsC13.6

Chemical bonding, structure and properties

7 topics
  1. Chemical Bonding Structure PropertiesC6.1
  2. Chemical Bonding Structures PropertiesC6.2
  3. Ionic Bonding Structure And PropertiesC6.3
  4. Covalent And Metallic Bonding StructuresC6.4
  5. Metallic Bonding Structure And PropertiesC6.5
  6. Intermolecular Forces Melting BoilingC6.6
  7. Chemical Bonding Structure And PropertiesC6.7

Chemical reactions, formulae and equations

5 topics
  1. Chemical Reactions Rearrangement Of AtomsC3.1
  2. Chemical Formulae Ionic Covalent CompoundsC3.2
  3. State Symbols Chemical EquationsC3.3
  4. Chemical Equations And BalancingC3.4
  5. Reversible Reactions And Dynamic EquilibriumC3.5

Chemical tests

5 topics
  1. Identification Tests For Common GasesC16.1
  2. Chemical Tests For AnionsC16.2
  3. Testing Metal Cations Sodium HydroxideC16.3
  4. Flame Tests For Metal CationsC16.4
  5. Test For Water Anhydrous Copper Ii SulfateC16.5

Electrolysis

6 topics
  1. Electrolysis Definitions Electrodes ElectrolytesC12.1
  2. Direct Current Vs Alternating Current In ElectrolysisC12.2
  3. Electrolysis Electrode Reduction OxidationC12.3
  4. Predicting Electrolysis ProductsC12.4
  5. Writing Half Equations For ElectrolysisC12.5
  6. Electroplating Using ElectrolysisC12.6

Energetics

5 topics
  1. Exothermic And Endothermic ReactionsC11.1
  2. Energy Changes In Reversible ReactionsC11.2
  3. Interpreting Energy Level DiagramsC11.3
  4. Calculating Energy Changes In CalorimetryC11.4
  5. Bond Energies And Energy ChangesC11.5

Group chemistry

3 topics
  1. Properties Of Alkali Metals Halogens And Noble GasesC7.1
  2. Group 1 Alkali Metals Reactivity TrendsC7.2
  3. Group 17 Halogens Trends And DisplacementC7.3

Kinetic/Particle theory

2 topics
  1. Packing And Movement Of Particles In States Of MatterC15.1
  2. Kinetic Particle Theory State ChangesC15.2

Metals

5 topics
  1. Reactivity And Extraction Of MetalsC14.1
  2. Metal Reactivity And Displacement ReactionsC14.2
  3. Uses And Properties Of Metals And AlloysC14.3
  4. Metal Ores Extraction ReductionC14.4
  5. Transition Metal PropertiesC14.5

Oxidation, reduction and redox

6 topics
  1. Disproportionation Oxidising Reducing AgentsC5.1
  2. Oxidation Reduction Redox Disproportionation BondingC5.2
  3. Disproportionation Oxidising And Reducing AgentsC5.3
  4. Disproportionation Oxidising Reducing Agents C5 4C5.4
  5. Concept Of Disproportionation And Redox AgentsC5.5
  6. Oxidising Reducing Agents DisproportionationC5.6

Quantitative chemistry

11 topics
  1. Calculating Relative Molar MassC4.1
  2. Avogadro Number And The MoleC4.2
  3. Moles Molar Mass And ConversionsC4.3
  4. Percentage Composition By MassC4.4
  5. Empirical And Molecular FormulaeC4.5
  6. Calculating Masses Limiting Reactants And Gas VolumesC4.6
  7. Constructing Balanced Equations From Reaction DataC4.7
  8. Molar Gas Volumes ConversionsC4.8
  9. Quantitative Chemistry Solutions Concentration SolubilityC4.9
  10. Quantitative Chemistry Titration CalculationsC4.10
  11. Percentage Yield CalculationsC4.11

Rates of reaction

6 topics
  1. Qualitative Effects On Rates Of ReactionC10.1
  2. Measuring Rates Of ReactionC10.2
  3. Interpreting Reaction Rate GraphsC10.3
  4. Collision Theory Reaction RatesC10.4
  5. Activation Energy And Collision TheoryC10.5
  6. Catalysts In Chemical ReactionsC10.6

Separation techniques

4 topics
  1. Chemical Processes To Displace ElementsC8.1
  2. Physical Processes Separation MixturesC8.2
  3. Separation Techniques Distillation ChromatographyC8.3
  4. Establishing Purity Using ChromatographyC8.4

The Periodic Table (IUPAC conventions, Groups are labelled as 1-18)

5 topics
  1. Periods And Groups Periodic TableC2.1
  2. Periodic Table Atomic Number ArrangementC2.2
  3. Periodic Table Iupac Conventions Groups PeriodsC2.3
  4. Periodic Table Position And Electron ConfigurationC2.4
  5. Periodic Table Groups Reactivity TrendsC2.5