2 8 5 18 July 8, 2019 16 32 64 128 2 8 18 5 electron configuration 2 8 18 5 element 8 2 5 x 18 1 3 18 1 2 5 8 1 2 20 to 5 8 18 2 3 8 5 18 2 5 8 182 N 2 8 5 18 8 2 5 times 18 1 3 2 chia 3 8 5 18 8 2 5 plus 18 1 3 8 2 5 x 18 1 3 as a fraction Configurazione elettronica 2 8 18 5 8 5 2 18 is rational 18 3 2 8 5 x 3 6