Helium's Atomic Information
Helium has a Atomic mass of 4.002
atomic number of 2
The symbol for Helium is He
Pierre Janssen and Norman Lockyer discovered helium
Helium comes from the greek word helios.
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- It is the second most abundant element in the universe.
- In 1928 helium became available on the open market for the first time.
- the second lightest, following behind hydrogen.
- It is the only know element know to remain a liquid at absolute zero under normal pressure.
- liquid helium is used to supercool giant magnets, mostly in medical uses such as MRI scanners.
- The United States National helium reserve controls 30% of the worlds supply.
- Scientist have been proposing mining helium from the moon since 1986.