Hydrogen
All about hydrogen
*STP = standard temperature and pressure
Name |
Hydrogen |
Standard Atomic Weight (Ar) |
1.008 |
Melting point | 13.99K |
Boiling point | 20.271K |
Colour @ STP | colourless |
Density @ STP | 0.08988 g·L−1 |
Form @ STP | Gas |
Discoverer | Henry Cavendish |
Discovered | 1766 |
Named by | Antoine Lavoisier |
Facts:
•Hydrogen is the lightest element in the periodic table.
•Hydrogen is the most common element in the universe. About 75% of the element mass of the universe is hydrogen.
•Hydrogen is extremely flamable and can release a large amount of energy when combusted. It's used as a fuel by the space shuttle main engine.
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