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16S32.060
Sulfur
Polyatomic NonmetalSulfur or sulphur (see spelling differences) is a chemical element with symbol S and atomic number 16. It is an abundant, multivalent non-metal. Under normal conditions, sulfur atoms form cyclic octatomic molecules with chemical formula S8.
Phase: SolidAppearance: lemon yellow sintered microcrystals
2, 8, 6
Physical Properties
Atomic Mass32.06 u
Density2.07 g/cm³
Melting Point388.36 K
Boiling Point717.8 K
Molar Heat22.75 J/(mol·K)
Period3
PhaseSolid
Chemical Properties
Electron Configuration1s2 2s2 2p6 3s2 3p4
Semantic Config[Ne] 3s2 3p4
Shells2, 8, 6
Electron Affinity200.4101 kJ/mol
Electronegativity2.58
Ionization Energies
IE1: 999.6 kJ/molIE2: 2252 kJ/molIE3: 3357 kJ/molIE4: 4556 kJ/molIE5: 7004.3 kJ/molIE6: 8495.8 kJ/molIE7: 27107 kJ/molIE8: 31719 kJ/molIE9: 36621 kJ/molIE10: 43177 kJ/molIE11: 48710 kJ/molIE12: 54460 kJ/molIE13: 62930 kJ/molIE14: 68216 kJ/molIE15: 311048 kJ/molIE16: 337138 kJ/mol
Discovery
Discovered byAncient china