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the element of argon:

Atomic Number: 18

Atomic Weight: 39.948

Melting Point: 83.80 K (-189.35°C or -308.83°F)

Boiling Point: 87.30 K (-185.85°C or -302.53°F)

Density: 0.0017837 grams per cubic centimeter

Phase at Room Temperature: Gas

Element Classification: Non-metal

Period Number: 3 Group Number: 18 Group Name: Noble Gas

Abbreviation: Ar

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14y ago

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