Discovery: Hydrogen was recognized as a distinct substance by Henry Cavendish in 1776.

Melting Point: -434.7 F (-259.34 C)
Boiling Point: -423.2 F (-252.87 C)

State of matter: gas
Hydrogen was discovered by Henry Cavendish at 1766 in London, England.
Density- .1g/cm^2
Atomic mass-
Protons- 1 Atomic number- 1
Nuetrons- 0. Electons- 1

Fun Facts

Hydrogen is the most abundant element in the universe.

The name Hydrogen comes from the Greek words Hydro and Gen which mean water generator.

Hydrogen is colorless and odorless