Template:Infobox sulfur

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16 phosphorussulfurchlorine
O

S

Se
Image:S-TableImage.png
General
Name, symbol, number sulfur, S, 16
Chemical seriesnonmetals
Group, period, block 163, p
Appearancelemon yellow brick
Standard atomic weight 32.065(5) g·mol−1
Electron configuration [Ne] 3s2 3p4
Electrons per shell 2, 8, 6
Physical properties
Phasesolid
Density (near r.t.)(alpha) 2.07 g·cm−3
Density (near r.t.)(beta) 1.96 g·cm−3
Density (near r.t.)(gamma) 1.92 g·cm−3
Liquid density at m.p.1.819 g·cm−3
Melting point388.36 K
(115.21 °C, 239.38 °F)
Boiling point717.8 K
(444.6 °C, 832.3 °F)
Critical point1314 K, 20.7 MPa
Heat of fusion(mono) 1.727 kJ·mol−1
Heat of vaporization(mono) 45 kJ·mol−1
Heat capacity(25 °C) 22.75 J·mol−1·K−1
Vapor pressure
P/Pa 1 10 100 1 k 10 k 100 k
at T/K 375 408 449 508 591 717
Atomic properties
Crystal structureorthorhombic
Oxidation states−1, ±2, 4, 6
(strongly acidic oxide)
Electronegativity2.58 (Pauling scale)
Ionization energies
(more)
1st: 999.6 kJ·mol−1
2nd: 2252 kJ·mol−1
3rd: 3357 kJ·mol−1
Atomic radius100 pm
Atomic radius (calc.)88 pm
Covalent radius102 pm
Van der Waals radius180 pm
Miscellaneous
Magnetic orderingno data
Electrical resistivity(20 °C) (amorphous)
2×1015Ω·m
Thermal conductivity(300 K) (amorphous)
0.205 W·m−1·K−1
Bulk modulus7.7 GPa
Mohs hardness2.0
CAS registry number7704-34-9
Selected isotopes
Main article: Isotopes of sulfur
iso NA half-life DM DE (MeV) DP
32S 95.02% S is stable with 16 neutrons
33S 0.75% S is stable with 17 neutrons
34S 4.21% S is stable with 18 neutrons
35S syn 87.32 d β- 0.167 35Cl
36S 0.02% S is stable with 20 neutrons
References
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