Argon

Element Name: Argon

Element Symbol: Ar

Atomic Mass: 40

Atomic Number:18

Protons:18

Electrons:18

Discovery: This Element was discovered by a scottish Chemist Sir William Ramsey And an English Chemist Lord Rayleigh cane in 1894.

How was it named: Argon was named after the greek word for "Inactive" argos

State of matter: gas

Melting Point: -189.35°C

Boiling Point: -185.85°C

Characteristics:
 * Colorless
 * Has no odor
 * Hardly radio active or explosive
 * It is very harmul to our body.

Use of Element: This element is used in Electric light bulbs, and in Fluorescent tubes.

Interesting Facts: There is argon in some of our atmosphere. Argon can cause cancer and when in a tight area it can suffocate any living thing.

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