Rg
Roentgenium
Transition MetalAtomic Number: 111 • Atomic Mass: 282.0000 u • Period: 7 • Group: 11
Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 7s² 5f¹⁴ 6d⁹
Phase: Solid
Electronegativity: 1.9
Atomic Structure
Electron Configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 7s² 5f¹⁴ 6d⁹The electron configuration represents the distribution of electrons in atomic orbitals, showing how they are arranged in energy levels and subshells.
Periodic Table Location
Period: 7
Group: 11
Category: Transition Metal
The period indicates the main energy level, while the group suggests similar chemical properties.