Atomic number 36Kr
Krypton
ক্রিপ্টন
- Noble gas
- Group 18
- Period 4
- Atomic mass 83.798 u
- Gas
- Electrons per shell
- 2, 8, 18, 8
- Electron configuration
- [Ar] 3d10 4s2 4p6
- Nucleus
- 36 protons, 48 neutrons
- Valence electrons
- 8
Speed1×
- Group
- 18
- Period
- 4
- Block
- p-block
- Category
- Noble gas
- State at 25 °C
- Gas