manifesto chanel|coco chanel exhibition 2023 Electron Configuration: [Rn] 5f 14 6d 10 7s 2 7p 4 or perhaps [Rn] 5f 14 6d 10 7s 2 7p 2 1/2 7p 2 3/2, to reflect the 7p subshell split Element Group: p-block, group 16 (chalcogens) Element Period: period 7 Subscribe