Elements · ← P Phosphorus · Cl Chlorine →
Sulfur and iron together form iron-sulfur clusters, found in all forms of life.
| Symbol | S |
|---|---|
| Atomic number | 16 |
| Standard atomic weight | 32.07 |
| Group | 16 |
| Period | 3 |
| Block | p-block |
| Category | Nonmetal |
| Standard state | Solid |
| Discovered | Ancient |
Source: PubChem, Sulfur (periodic table data, retrieved 2026-10-19). Group and period follow the standard 18-column periodic table.
Beinert, Holm and Münck reviewed iron-sulfur clusters, found in all life forms, which transfer electrons and also act as catalytic centres and as sensors of iron and oxygen.
As reported in: Beinert, Holm, Münck (1997). Iron-Sulfur Clusters: Nature's Modular, Multipurpose Structures. Science. doi:10.1126/science.277.5326.653
Abstract only
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