38Sr
Strontium
Alkaline earth metal
Properties of Strontium
- Atomic number (Z)
- 38
- Symbol
- Sr
- Name
- Strontium
- Atomic mass
- 87.62 u
- Period
- 5
- Group
- 2
- Family
- Alkaline earth metals
- Classification
- Alkaline earth metal
- Electron configuration
- [Kr] 5s²
About Strontium
Strontium is a chemical element with symbol Sr and atomic number 38 (atomic mass of about 87.62 u). It is classified as a alkaline earth metal on the periodic table.
On the periodic table, Strontium is located in period 5, in group 2, belonging to the alkaline earth metals family. An element's position reveals trends in its properties, such as atomic radius, electronegativity and metallic character.
The electron configuration of Strontium is [Kr] 5s², which determines how it forms chemical bonds and takes part in reactions.