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Argon

Published on Nov 18, 2015

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PRESENTATION OUTLINE

1.

ELEMENT RESEARCH

ARLONDA BERRY
Photo by bulliver
2.

NAME/SYMBOL/GROUP

ARGON(AR-GON)/ Ar/ NOBLE GASES
Photo by Jaimito Cartero
3.

HISTORY/ DISCOVERY

  • Was discovered in 1894 by William Ramsay
  • Makes up a little more than 1% of the world
  • Took so long to discover because of that technology
  • Argon has no smell and color
Photo by Colourless Rainbow
4.

PROTON/ NEUTRON/ ATOMIC MASS

  • Protons and electrons equal 18
  • Atomic number is 18
  • Atomic mass is 40
  • Neutrons is 22
Photo by MohammadHasan
5.

ELECTRONS SHELL INFORMATION/ DIAGRAM

http://www.chemicalelements.com/bohr/b0018.gif

Number of Energy Levels: 3

First Energy Level: 2
Second Energy Level: 8
Third Energy Level: 8
Photo by NASA's Marshall Space Flight Center
6.

BONDING INFORMATION/REACTIVITY

  • Shells are full
  • Not reactive
  • Noble gases don't bond with other elements
Photo by ||-SAM Nasim-||
7.

PHYSICAL PROPERTIES

  • Melting point=83.8k
  • Boiling point=87.3k
  • Density of solid =1616kg m -3
Photo by richmooremi
8.

CHEMICAL PROPERTIES

  • Nonreactive
  • Has full shells
  • Floats by itself
Photo by skycaptaintwo
9.

USES

  • In lightbulbs
  • Welding
  • Vacuum tubes
Photo by ComputerHotline
10.

STRUCTURE

AIR>CUBIC
Photo by ecstaticist

Arlonda Berry