Sulfur (S) — Element 16: Properties & Data | Aladdin Scientific
Sulfur(S) — Element 16
Sulfur (S) is a nonmetal with atomic number 16 and atomic mass 32.07. It has melting point 388.36 K (115 °C), boiling point 717.75 K (445 °C), density 2.067 g/cm³. It sits in group 16 and period 3 of the periodic table and has been known since antiquity.
Key facts
| Atomic mass | 32.0700 u |
|---|---|
| Electron configuration | [Ne]3s2 3p4 |
| Oxidation states | +6, +4, -2 |
| Electronegativity (Pauling) | 2.58 |
| Atomic radius (van der Waals) | 180 pm |
| Ionization energy | 10.36 eV |
| Electron affinity | 2.077 eV |
| Melting point | 388.36 K |
| Boiling point | 717.75 K |
| Density | 2.067 g/cm³ |
| Standard state | Solid |
| Year discovered | Ancient |
Frequently asked questions
What is the electron configuration of sulfur?
The ground-state electron configuration of sulfur is [Ne]3s2 3p4.
What group and period is sulfur in?
Sulfur (S) is in group 16 and period 3 of the periodic table, classified as a nonmetal.
What is the melting point of sulfur?
Sulfur melts at 388.36 K (115 °C).
What is the standard state of sulfur?
Sulfur is a solid at standard temperature and pressure.
Related elements
About this data: property values compiled from IUPAC Standard Atomic Weights (2021), the NIST Atomic Spectra Database, and PubChem. Curated by the Aladdin Scientific technical team. Last reviewed: .