Tecken | S |
Atomnummer | 16 |
Grupp | 16 (Syregruppen) |
Period | 3 |
Block | p |
Ämnesklass | Icke-metall |
Utseende | Lemon yellow sintered microcrystals |
Färg | Gul |
Antal protoner | 16 p+ |
Antal neutroner | 16 n0 |
Antal elektroner | 16 e- |
Fas vid STP | Fast |
Densitet | 2.07 g/cm3 |
Relativ atommassa | 32.059 u |
Smältpunkt | 388.36 K 115.21 °C 239.378 °F |
Kokpunkt | 717.8 K 444.65 °C 832.37 °F |
Ångbildningsvärme | 10 kJ/mol |
Elektronegativitet (Paulingskalan) | 2.58 |
Elektronaffinitet | 200.41 kJ/mol |
Oxidationstal | −2, −1, 0, +1, +2, +3, +4, +5, +6 (a strongly acidic oxide) |
Jonisationspotential |
|
Upptäckt | Middle East (2000 f.Kr.) |
Recognized as an element by | Antoine Lavoisier (1777) |
Upptäckten av svavel First used at least 4,000 years ago. According to the Ebers Papyrus, a sulfur ointment was used in ancient Egypt to treat granular eyelids. Designated as one of the two elements of which all metals are composed in the sulfur-mercury theory of metals, first described in pseudo-Apollonius of Tyana's Sirr al-khaliqa ('Secret of Creation') and in the works attributed to Jabir ibn Hayyan (both 8th or 9th century). Designated as a univeral element (one of the tria prima) by Paracelsus in the early 16th century. Recognized as an element by Antoine Lavoisier in 1777. |