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Argon(Ar) Element
| Basic Infomation | |
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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