61Pm[145]
Element 61 · Lanthanoids
Promethium
Scientific reference and industrial context.
Atomic identity
At a glance
- Atomic number
- 61
- Symbol
- Pm
- Isotope mass number
- [145]
- Period
- 6
- Group
- Lanthanoids row; group not assigned here
- Table family
- Lanthanoids
No standard atomic weight is assigned. The bracketed integer is the isotope mass number listed in the IUPAC 2022 edition, not a standard atomic weight.
Price reference
Reference only
Scientific reference only
This element is included for a complete scientific reference. SFM does not publish a market price or buying offer for it.
Material connections
From element to material.
Named forms and documented alloy relationships. A constituent relationship does not calculate an alloy price or establish buying eligibility.
No verified material or alloy connection has been added to this reference yet.