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.

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