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Reference



Astatine
Chemical Properties, Physical Properties and General Information


Basic Chemical Properties
Name Sym. Atomic
Number
Atomic
Weight
Melting
Point
Boiling
Point
Phase Density Classification
Astatine At 85 210 302 °C 337 °C Solid 7 g/cm3 Semi-Metal

Melting and Boiling Point
Element
Melting Point
Boiling Point
Name Symbol No. Kelvin Celsius Fahrenheit Kelvin Celsius Fahrenheit
Astatine At 85 575 K 302 °C 576 °F ? 610 K ? 337 °C ? 639 °F

Electron & Shell Configuration
Name Sym. Atomic
Number
Electrons per Shell Electron Configuration Valence
Electrons
Oxidation
States
Astatine At 85 2, 8, 18, 32, 18, 7 [Xe] 4f14 5d10 6s2 6p5 6s26p5 ±1, 3, 5, 7

Further Information
Astatine Compounds Isotopes Characteristics, Use and applications, History, Occurrence, Production, Consumption, Toxicity, Price


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