PERIODIC TABLE

Hydrogen

Atomic No. 1 H Hydrogen

About Hydrogen

Hydrogen is the lightest element, with atomic number 1, and normally exists as a diatomic gas. Industrial hydrogen is used to manufacture ammonia, remove sulfur during petroleum refining and provide protective atmospheres in glass production. Its reaction with oxygen also supplies electrical energy in hydrogen fuel cells.

Properties

Atomic Number
1
Atomic Symbol
H
Atomic Mass
1.00784u
CAS No.
1333-74-0
Density
0.08988 g/L
Series
other nonmetal
Melting Point
-259.2°C
Boiling Point
-252.9°C
Thermal Conductivity
0.001805 W/cm ºC
Heat of Fusion
0.117 Kj/mol
Heat of Vaporization
0.904 Kj/mol
Electronegativity
2.20 pauling
Crystal Structure
Hexagonal

Hydrogen Products

Browse Lorad materials associated with Hydrogen and refine the list by chemistry, application, or availability.

View Periodic Table
Product Results Showing 13 to 20