Atomic Properties
- Atomic Number
- 39
- Atomic Mass
- 88.9060 u
- Electron Configuration
- [Kr] 4d1 5s2
- Electronegativity
- 1.22
- Block
- d-block
- Group
- 3
- Period
- 5
Physical Properties
- Phase (STP)
- solid
- Melting Point
- 1799.00 K
- Boiling Point
- 3203.00 K
- Density
- 4.4720 g/cm³
About Yttrium
Used in LEDs, superconductors, and cancer treatment.
Isotopes of Yttrium
Yttrium has 1 naturally occurring isotope.
| Isotope | Mass Number | Atomic Mass (u) | Abundance | Type |
|---|---|---|---|---|
| 89Y | 89 | 88.9058403 | 100.00% | Stable |
Data source: NIH PubChem (aggregated from IUPAC, NIST)