Reading the Periodic Table - PowerPoint PPT Presentation

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Reading the Periodic Table

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Boron Family - brown B, Al, Ga, In, Tl Valence electron 3 Metal and metalloids Used as cleaning, water softner Carbon Family - grey C, Si, Ge, Sn, ... – PowerPoint PPT presentation

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Title: Reading the Periodic Table


1
ALKALI METALS - RED
  • Li, Na, K, Rb, Cs, Fr
  • Valence electron 1
  • very reactive metals that do not occur freely in
    nature
  • malleable, ductile, good conductors of heat and
    electricity.
  • softer than most other metals
  • can explode if they are exposed to water

2
ALKLINE EARTH METALS - orange
  • Be, Mg, Ca, Sr, Ba, R
  • Valence electron 2
  • metals
  • very reactive
  • not found free in nature

3
TRANSITION METALS - white
  • 21-30, 39-48, 72-80, 104-112
  • Valence electron 1 or 2
  • Ductile and malleable, and conduct electricity
    and heat
  • Iron (Fe), cobalt (Co), and nickel (Ni), are the
    only elements known to produce a magnetic field.

4
Boron Family - brown
  • B, Al, Ga, In, Tl
  • Valence electron 3
  • Metal and metalloids
  • Used as cleaning, water softner

5
Carbon Family - grey
  • C, Si, Ge, Sn, Pb
  • Valence electrons 4
  • Non metals, metalloids, and metals
  • Bond with many elements
  • Used in transistors

6
Nitrogen Family - pink
  • N, P, As, Sb, Bi
  • Valence electrons 5
  • Non metals, metalloids, and metals

7
Oxygen Family - green
  • _________________________________
  • Valence electrons _________
  • _____________, _____________, and _____________
  • Very _________________

8
HALOGENS - yellow
  • ________________________
  • Valence electrons _______
  • ____________, ____________, and ____________
  • Most active __________________
  • __________________ means __________________ and
    compounds containing halogens are called
    __________

9
NOBLE GASES - blue
  • He only 2 valence electrons
  • Ne, Ar, Kr, Xe, Rn
  • Valence electrons 8
  • Non-metals
  • Inert gases - do not form compounds easily

10
RARE EARTH ELEMENTS - purple
  • 57-71 are metals
  • 89-103 are radioactive
  • many are man-made
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