Hydrogen: Difference between revisions
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[[Image:Hydrogen.jpg|thumb|150px|A barrel containing Hydrogen. ]] | [[Image:Hydrogen.jpg|thumb|150px|A barrel containing Hydrogen. ]] | ||
==Element== | ==Element== | ||
'''Hydrogen''' is the first element in the Periodic Table | '''Hydrogen''' has an atomic number of 1; it is the first element in the Periodic Table and is the lightest with a molar mass of 1.00794 g/mol. In its natural diatomic state, it is a colorless, odorless, tasteless gas. It is a very flammable gas and is the lightest element. Its low atomic number makes it a very popular component in many reactions and molecules. Its most popular molecule is H<sub>2</sub>O, or [[water]]. | ||
==Hydrogen In Halo== | ==Hydrogen In Halo== | ||