What is the boiling point of helium?

The boiling point of helium is negative 452.1 degrees F, or negative 268.9 degrees C. Helium is a colorless, odorless, inert and tasteless gas. It is also monatomic, meaning that the atoms in helium are not bound to each other. It heads the noble gases on the periodic table.

The chemical symbol for helium is He. Helium is the second-most abundant element in the universe, beaten only by hydrogen. It makes up 23 percent of all matter, measured by mass. Those who breathe in helium may notice a high voice, dizziness, headache and suffocation. In its liquid state, it causes frostbite on contact.