2 8 18 8 electron configuration July 8, 2019 16 32 64 128 2 8 18 32 electron configuration 2 8 18 5 electron configuration 2 8 18 3 electron configuration 2 8 18 1 electron configuration Element with electron configuration 2 8 18 8 2 8 18 7 electron configuration 2 8 18 6 electron configuration Electron shell configuration 2 8 8 18
