What are 3 interesting facts about helium?
- Helium is a chemical element with the symbol He and atomic number 2.
- Helium is a colorless, tasteless and odorless gas.
- Helium is the second most common element in the Universe (after hydrogen), making up around 24% of its mass.
Likewise, what are some fun facts about helium?
40 Surprising and Interesting Helium Facts
- The word helium comes from the Greek word helios which means sun.
- Helium is a chemical element.
- The symbol of Helium is He.
- Helium is a tasteless, odorless and colorless gas.
- Helium was discovered by French astronomer Jules Janssen on August 18th, 1868.
- The atomic number of Helium is 2.
Furthermore, why is helium The best element? It is energetically favorable for each helium atom to have 2 electrons, which gives it a stable electron shell. Helium has the lowest melting point and boiling point of the elements, so it only exists as a gas, except under extreme conditions.
In this regard, what are the benefits of helium?
Because it is very unreactive, helium is used to provide an inert protective atmosphere for making fibre optics and semiconductors, and for arc welding. Helium is also used to detect leaks, such as in car air-conditioning systems, and because it diffuses quickly it is used to inflate car airbags after impact.
How did helium get its name?
He noticed the new element when studying a solar eclipse. The element wasn't found on Earth until 1895. Where did helium get its name? Helium gets its name from the Greek word "helios" meaning "sun".