24 questions
Final Assessment: Structure of an Atom
A chapter-end assessment covering subatomic particles, atomic models, electronic configuration, valency, isotopes, isobars, symbols and atom model applications.
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Chemical Symbols
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12 questions
Atomic Data: Number, Mass, Isotopes and Symbols
Students calculate protons, neutrons and electrons, interpret atomic notation, compare isotopes/isobars and practise first eighteen element symbols.
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