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Dmitri Mendeleev Henry Mosely Periodic Periodic properties Periodic law Valence electrons Groups or Families Periods Metals Non-metals Metalloids. Semi-conductors Malleable Ductile Luster Corrosion Conductor Brittle Alkali metals Alkaline earth metals Halogens Salt.
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Dmitri Mendeleev Henry Mosely Periodic Periodic properties Periodic law Valence electrons Groups or Families Periods Metals Non-metals Metalloids Semi-conductors Malleable Ductile Luster Corrosion Conductor Brittle Alkali metals Alkaline earth metals Halogens Salt Periodic Table Vocab. • Noble gas • Inert • Transition metals • Rare-earth metals • Lanthaniod series • Actinoid series • Radioactive • Carbon family • Boron family • Nitrogen family • Oxygen family