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Published byBennett Banks Modified over 5 years ago
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Bell ringer Compare & Contrast the properties of Metals, non-metals, and metalloids
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Introducing the ten major groups (families) on the modern Periodic Table:
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Hydrogen is not a member of this group.
Alkali Metals potassium - soft, silver-white, shiny metals most reactive metals Hydrogen is not a member of this group. It is not a metal. reactivity increases
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Label the Alkali Metals to your PT
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Alkaline Earth Metals - not as reactive as alkali metals
magnesium - not as reactive as alkali metals often mixed with Al forms strong/light weight alloys Steel (iron +carbon) Bronze (copper +tin ) Brass (copper + zinc)
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Alkaline Earth Metals Magnesium Calcium Used to make steel
bones & teeth Chalk, limestone, pearls, plaster
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Label the Alkaline Earth Metals to your PT
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Boron Family Boron Hard/brittle never found pure in nature
in borax...used to make detergents & cosmetics
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Boron Family 13 Al Aluminum 26.98 Aluminum
most abundant metal in earth’s crust important metal for industry light, strong, slow to corrode 13 Al Aluminum 26.98
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Label the Boron Family on your PT
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Carbon Family Most compounds in body contain C
silicon Most compounds in body contain C Si 2nd most abundant element in Earth’s crust Si used to tip saw blades
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Label the Carbon Family on your PT
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Nitrogen Family N and P used in fertilizers P on tips of matches
Arsenic N and P used in fertilizers P on tips of matches
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Label the Nitrogen Family on your PT
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Oxygen Family O very abundant element S used in fertilizers
sulfur Oxygen Family O very abundant element S used in fertilizers O needed for digestion
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Label the Oxygen Family on your PT
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Halogen Family (“salt-former”)
-most active nonmetals -never found pure in nature -react with alkali metals easily (forms salts) -F most active halogen
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F compounds in toothpaste Cl kills bacteria
Halogens cont… bromine F compounds in toothpaste Cl kills bacteria I keeps thyroid gland working properly
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Label the Halogen Group on your Periodic Table
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The Noble Gases (Inert Gases)
Neon - non-reactive In “neon” lights -in earth’s atmosphere (less than 1%)
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Label the Noble Gases on your Periodic Table
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Transition Metals ductile, malleable, conductors
mercury Almost all solids at room temp (Hg exception) ductile, malleable, conductors Less Reactive than Groups 1 & 2
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Label the Transition Metals on your periodic table
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Rare Earth Elements Lanthanide series (period 6)
uranium Lanthanide series (period 6) Actinide Series (period 7) Separated from table to make easy to read/print silver, silvery-white, or gray metals. Conduct electricity radioactive
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Label the Lanthanide Series on your PT
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Label the Actinide Series on your PT
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