AQA•A-Level•Chemistry
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Atomic Structure
Fundamental particles, mass spectrometry, electron configuration and ionisation energies
Practice 25 subtopics in Atomic Structure. All questions match the AQA A-Level specification.
About Atomic Structure
Atomic Structure is a key topic in the AQA A-Level Chemistryspecification. This topic covers fundamental particles, mass spectrometry, electron configuration and ionisation energies.
Master all 25 subtopics below with unlimited AI-generated questions. Each subtopic page includes sample questions and the ability to generate unlimited practice questions with detailed solutions.
All Subtopics (25)
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Protons, neutrons and electronsRelative charge and relative mass of subatomic particlesAtomic number and mass numberIsotopes and their propertiesMass spectrometry principlesTime of flight (TOF) mass spectrometryCalculating relative atomic mass from mass spectrumMolecular ion peak identificationFragmentation patterns in mass spectraElectron shells, subshells and orbitalss, p, d and f orbitalsShapes of s and p orbitalsElectron configuration notationElectron configuration of elements 1-36Electron configuration of ionsAufbau principleHund's rulePauli exclusion principleFirst ionisation energy definitionFactors affecting ionisation energyTrends in first ionisation energy across periodsTrends in first ionisation energy down groupsEvidence from ionisation energies for electron shellsSuccessive ionisation energiesEvidence from successive ionisation energies for subshells
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