Rf
104 transition metal Generado con IA
Rutherfordio
Symbol Rf
Atomic Mass 267
Rutherfordium is a chemical element with symbol Rf and atomic number 104, named in honor of physicist Ernest Rutherford. It is a synthetic element (an element that can be created in a laboratory but is not found in nature) and radioactive; the most stable known isotope, 267Rf, has a half-life of approximately 1.3 hours. In the periodic table of the elements, it is a d - block element and the second of the fourth - row transition elements.
Properties
- Phase: Solid
- Density: 23.2 g/cm³
- Melting Point: 2400 K
- Boiling Point: 5800 K