What is a chemical decription of helium?

Answer 1

Helium is a chemical element with symbol He and atomic number 2. It is a colorless, odorless, tasteless, non-toxic, inert, monoatomic gas that heads the noble gas group in the periodic table. Its boiling and melting points are the lowest among the elements and it exists only as a gas except in extreme conditions.

Answer 2

Helium is a chemical element with the symbol He and atomic number 2. It is a colorless, odorless, tasteless, and non-toxic gas. Helium is the second lightest and second most abundant element in the observable universe.