Sulfur
Lát'ọwọ́ Wikipedia, ìwé ìmọ̀ ọ̀fẹ́
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| Ìfarahàn |
Lemon yellow crystals.
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| Àwọn ìní àníkárí |
| Orúkọ, àmì-ìdámọ̀, nọ́mbà |
sulfur, S, 16 |
| Ẹ̀ka apilẹ̀sẹ̀ |
nonmetal |
| Àdìpọ̀, ìgbà, block |
16, 3, p |
| Ìwúwo átọ́mù |
32.065(5) g·mol−1 |
| Ìtòjọ ẹ̀lẹ́ktrónì |
[Ne] 3s2 3p4 |
| Àwọn ẹ̀lẹ́ktrónì lórí ọ̀nà kan |
2, 8, 6 (Image) |
| Àwọn ìní aláfójúrí |
| Phase |
solid |
| Kíki (tó súnmọ́ 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 |
| ojúàmì ìyọ́ |
388.36 K, 115.21 °C, 239.38 °F |
| ajúàmì ìhó |
717.8 K, 444.6 °C, 832.3 °F |
| Critical point |
1314 K, 20.7 MPa |
| Heat of fusion |
(mono) 1.727 kJ·mol−1 |
| Heat of vaporization |
(mono) 45 kJ·mol−1 |
| Specific 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 |
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| Atomic properties |
| Oxidation states |
6, 5, 4, 3, 2, 1, -1, -2
(strongly acidic oxide) |
| Electronegativity |
2.58 (Pauling scale) |
Ionization energies
(more) |
1st: 999.6 kJ·mol−1 |
| 2nd: 2252 kJ·mol−1 |
| 3rd: 3357 kJ·mol−1 |
| Covalent radius |
105±3 pm |
| Van der Waals radius |
180 pm |
| Miscellanea |
| Crystal structure |
orthorhombic |
| Magnetic ordering |
diamagnetic[1] |
| Electrical resistivity |
(20 °C) (amorphous)
2×1015Ω·m |
| Thermal conductivity |
(300 K) (amorphous)
0.205 W·m−1·K−1 |
| Bulk modulus |
7.7 GPa |
| Mohs hardness |
2.0 |
| CAS registry number |
7704-34-9 |
| Most stable isotopes |
| Main article: Isotopes of sulfur |
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