Rn
Radon
Z = 86 · Noble Gas · 222.0 u
Nuclear Engineering Significance
Rn-222 (t₁/₂ = 3.82 d) is a decay product of Ra-226 in the U-238 chain. Radon is a significant indoor air quality and mining hazard. Not used in reactor systems but relevant in NORM and environmental assessments.
Basic properties
- Atomic number (Z)
- 86
- Standard atomic mass
- 222.0 u
- Category
- Noble Gas
Isotopes & cross-section data
No nuclide data for this element in the reference database.
The NRDP database focuses on nuclides relevant to reactor physics. For full isotope data, see NNDC NuDat 3.