Elements · ← Br Bromine · Rb Rubidium →
Kr Krypton
Basic facts
| Symbol | Kr |
|---|---|
| Atomic number | 36 |
| Standard atomic weight | 83.80 |
| Group | 18 |
| Period | 4 |
| Block | p-block |
| Category | Noble gas |
| Standard state | Gas |
| Discovered | 1898 |
Source: PubChem, Krypton (periodic table data, retrieved 2026-10-19). Group and period follow the standard 18-column periodic table.
Biotech uses & experiments
No dedicated element entries yet; the topics and entries below involve krypton.
Entries elsewhere on the site that mention krypton
Found by name, common compounds and chemical formulas in each entry.
- Xenon as an anaesthetic · Xenon · 1951
Patents
Search Google Patents for krypton in biological and medical uses: all patents · recent applications (2022+)
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