2. History
• What is in a name?- means inactive
• Ascertained in Scotland
• Identified by Lord Rayleigh and Sir
William Ramsay
3. Properties
• At room temperature I am a gas
• Can never see me I’m ghostly
pale...invisible even
• Boil at 87.30K Melt at 83.80K
• Not very dense about 0.002
• Isotopes 40?(99.6%), 36? (0.34%), and
38? (0.06%).
4. Availability
• I can be found in the atmosphere
• I am 5 cents per 100 grams
• The usual way to get me is by
distillation of liquid air
5. Uses
• Used in light bulbs to protect the
filament
• Used in medical lasers to correct eye
defects
• There are no known chemical
compounds, but it can form clathrates
with water when atoms of it are trapped
in a lattice of water molecules.
6. Fun Facts
• To see me in action watch this video
http://www.youtube.com/watch?v=Jvkhv
yWH0Js&feature=player_embedded#!
• If you haven’t guessed who I am yet
here is a clue two clues
• In group 18
• Symbol Ar
