Hydrogen
Revision as of 03:09, 14 December 2007 by Darth Servo (talk | contribs) (New page: First element and lightest on the Periodic table. Consists of a single proton and electron. It does not naturally exist as single atoms though and is invariably bound to another atom. Its...)
First element and lightest on the Periodic table. Consists of a single proton and electron. It does not naturally exist as single atoms though and is invariably bound to another atom. Its simplest form is H2
Atomic mass: 1.007825 u
Chemical symbol: H