أوغانيسون (Og)
أوغانيسون is the chemical element with atomic number 118 and symbol Og. It is a غير معروف in period 7, group 18, with a standard atomic weight of 294 u.
Predicted classification. No bulk chemistry has been measured for this element.
حقائق أساسية
- Z
- 118
- Atomic weight
- 294 u no stable isotope
- Category
- غير معروف
- State at 298 K
- Unknown
- Occurrence
- synthetic, radioactive
- Discovered
- 2002
- CAS
- 54144-19-3
التوزيع الإلكتروني
- Noble gas notation
- [Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁶
- Full notation
- 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d¹⁰ 7s² 7p⁶
- Electrons per shell
- 2, 8, 18, 32, 32, 18, 8