Periodic Table -> Chlorine

Chlorine

Chlorine Details

Chlorine Symbol: Cl

Chlorine Atomic Number: 17

Chlorine Atomic Weight: 35.453

What is Chlorine?
Halogen element. Poisonous greenish-yellow gas. Occurs widely in nature as sodium chloride in seawater. Reacts directly with many elements and compounds, strong oxidizing agent. Discovered by Karl Scheele in 1774. Humphrey David confirmed it as an element in 1810.

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Periodic Table