SZ =  16



Sulfur
From the Sanskrit "sufra", meaning "yellow"
(AM) Atomic Mass 32.055  amu    Oxidation States +2, +4, +6, -2
   (BP) Boiling Point 444.6  °C    (MP) Melting Point 112.8  °C
   (ρ) Density 2.07  g/cm3    Crystal Structure Orthorhombic
   ( χ ) Electronegativity 2.5    (AR) Atomic Radius 1.02  Å
   Physical State Solid (C) Heat Capacity 0.71  J/g °C
Electronic-Config [Ne]  3s2  3p4     (I1) First Ionization E 999.58  kJ/mol
   (ΔHvap) Heat of Vaporization 45  kJ/mol     (ΔHfus) Heat of Fusion 1.727  kJ/mol
   Year of Discovery Known to the Ancients    Location of Discovery n/a
(E°) Standard Potential H2SO3 + 4 H+⇔ S + 3 H2O (0.450 V),  S⇔ S-2 (-0.480 V)
Stable isotopes  32S,  33S,  34S,  36S
Discovered/Synthesized by Known since ancient times
Natural Source Isolated by the desulferizing of natural gas and petroleum
Common Uses Gypsum, rubber, acids, papermaking
Other Info One of the most important elements in the living cell
Essential for two of the amino acids
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