Families only of the Periodic Table

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Alkaline Earth Metals

  • Silvery white metals
  • Fairly reactive
  • Many are found in the earth’s crust

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Alkali Metals

  • Shiny solids with low melting points and low densities
  • Can be cut with a knife
  • Most reactive family of metals

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Transition Metals

  • Most are good conductors of electricity
  • Malleable

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Metalloids

  • Share properties of metals and nonmetals

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Nonmetals

  • Brittle
  • Do not conduct electricity

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Halogens

  • Most are poisonous
  • Fairly reactive

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Noble Gases

  • Unreactive
  • Gases at room temperature

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Nonmetals

  • Brittle
  • Do not conduct electricity

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Lanthanides

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Actinides