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Search - Argon Element

Argon (Ar) Element

Basic Information
Name: Argon
Symbol: Ar
Atomic Number: 18
Atomic Mass: 39.948 amu
Melting Point: -189.3 ??C (83.85 ??K, -308.74 ??F)
Boiling Point: -186.0 ??C (87.15 ??K, -302.8 ??F)
Number of Protons/Electrons: 18
Number of Neutrons: 22
Classification: Noble Gas
Crystal Structure: Cubic
Density @ 293 K: 1.784 g/cm3
Color: Colorless Gas??

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