Sr
38 alkaline earth metal Generado con IA
Estroncio
Symbol Sr
Atomic Mass 87.621
Strontium is a chemical element with symbol Sr and atomic number 38. An alkaline earth metal, strontium is a soft silver-white or yellowish metallic element that is highly reactive chemically. The metal turns yellow when it is exposed to air.
Properties
- Phase: Solid
- Density: 2.64 g/cm³
- Melting Point: 1050 K
- Boiling Point: 1650 K