Atomic number 38Sr
Strontium
স্ট্রনশিয়াম
- Alkaline earth metal
- Group 2
- Period 5
- Atomic mass 87.620 u
- Solid
- Electrons per shell
- 2, 8, 18, 8, 2
- Electron configuration
- [Kr] 5s2
- Nucleus
- 38 protons, 50 neutrons
- Valence electrons
- 2
Speed1×
- Group
- 2
- Period
- 5
- Block
- s-block
- Category
- Alkaline earth metal
- State at 25 °C
- Solid