100 Fm 257
Fermium
actinide · Group 3 · Period 7
5 section(s) thin
Atomic properties
Atomic number
100
Z
Density
N/A
at STP
Melting point
1527 °C
at 1 atm
Boiling point
N/A
at 1 atm
Crystal structure
unknown
Electron config.
[Rn] 5f¹² 7s²
Oxidation states
+3
most common
Market data
No tradeable futures market for Fm on Yahoo / Stooq. Live market data is
not available; pricing in this page is based on contract reference figures from
the source documents.
Moles per kilogram
| Isotope | Formula | MW (g/mol) | Moles/kg (theoretical) | Actual Availability |
|---|---|---|---|---|
| Fermium-257 | ²⁵⁷Fm | 257.095 | 3.89 | Never achieved (μg quantities only) |
| Fermium-255 | ²⁵⁵Fm | 255.090 | 3.92 | ng quantities only |
| Fermium-253 | ²⁵³Fm | 253.085 | 3.95 | pg to ng quantities |
References
No citations on this page yet. References will appear here once enrichment runs.
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Coverage notes
The following sections are thin or absent in the source document for this element. They will be filled by enrichment passes (NIST atomic, OSHA/NIOSH safety, USGS / IAI environmental).
- Missing section: Raw Material Sources
- Missing section: Energy Consumption
- Missing section: Commercial Forms
- Missing section: Suppliers by Country
- Missing section: Global Market Demand