Atomic number 51Sb
Antimony
অ্যান্টিমনি
- Metalloid
- Group 15
- Period 5
- Atomic mass 121.760 u
- Solid
- Electrons per shell
- 2, 8, 18, 18, 5
- Electron configuration
- [Kr] 4d10 5s2 5p3
- Nucleus
- 51 protons, 70 neutrons
- Valence electrons
- 5
Speed1×
- Group
- 15
- Period
- 5
- Block
- p-block
- Category
- Metalloid
- State at 25 °C
- Solid