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Selenium

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SymbolSe
Number34
Categorypolyatomic nonmetal
Mass78.9718u
Energy Levels28186
Electromagnetivity2.55
Melting Point494°C
Boiling Point958°C
Electron Affinity194.9587kJ/mol
Configuration[Ar] 3d10 4s2 4p4
SourceWikiPedia
Contract Address0x495f...7b5e
Token Id1137780041583245...
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