Noble Gases
Published on Oct 25, 2018
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PRESENTATION OUTLINE
Noble Gases
Photo by Jeremy Brooks
About Noble Gases
- They were not discovered until the end of the 1800's
- They are very rare elements
- These elements were not discovered until helium was found on the sun
Photo by NASA Goddard Photo and Video
Where Noble Gases can be found
- Argon is found in light bulbs
- Helium is used in deep-sea diving tanks
- Neon is found in sign tubing
- Krypton and Xenon are used in camera flash and lighthouses
Photo by olga.reznik
Physical characteristics of Neon
- Neon is colorless under normal conditions
- Neon is also odorless
- Neon glows when an electric voltage passes through it
- Neon is a light, inert gas
Photo by Arlo Bates
About Neon
- Neon's atomic number is 10
- Neon's atomic mass is 20.1797
- Neon is a non-metal
- Neon's density is 0.9002 g/mL and would float in water
Where Neon can be found
- It is used in neon lights
- It is used to make lasers
- Liquid neon is an cryogenic refridgerant
Photo by FastLizard4
Interesting facts about neon
- Neon has no biological role
- Neon does not react with other substances
- Neon can be found in diamond and some volcanic vents
Historical facts about neon
- Neon was found by Sir William Ramsay and Morris Travers in the year 1898 in a sample of liquid air
- The name 'neon came from the greek word 'neon' which means 'new'
