10 Facts About Helium
Helium is an odorless, colorless gas that is lighter than, and a component of, air. It is the second most abundant element in the universe, yet it is relatively rare on earth. Discovered in the 19th century, helium has since been put to a great many...
Helium is a chemical element with symbol He and atomic number 2. It is a
colorless, odorless, tasteless, non-toxic, inert, monatomic gas that heads the
The Element Helium - Basic Physical and Historical Information.
This shows where helium
appears on the periodic table of the elements. More »
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Let's finish off the top row of the periodic table with a short look at helium (He).
You'll find it on the upper right of the table as element number two. It is the first in
Element Helium (He), Group 18, Atomic Number 2, s-block, Mass 4.003. Sources,
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