Hydrogen
The first element on the Periodic Table
Basic Information
Symbol - H
Atomic Number - 1
Atomic Weight - 1.008
Group - 1
Period - 1
Color - Colourness
Classification - Non-metallic
Additional Information
History:
Henry Cavendish (1731-1810) discovered Hydrogen in 1766 at London, England.
Uses:
Hydrogenation of fats and oils, rocket fuel, welding, and prodution of hydrochloric acid.
Description:
Hydrogen is the lightest element. It is by far the most abundant element in the universe and makes up about 90% of the universe by weight.
Biology (in humans):
Hydrogen makes up two of the three atoms in water and water is absolutely essential to life.
Geology (in the universe):
Hydrogen is a major component of the planet Jupiter. In the planet's interior the pressure is probably so great that solid molecular hydrogen is converted into solid metallic hydrogen.
Properties:
Hydrogen gas are flammable and use as medicine and kills germs with Hydrogen peroxide.
Interesting Facts:
It is dangerous to use hydrogen as a gas on the blimps because a spark to make the blimps explodes.