Question

Faça a distribuição eletrônica dos seguintes íons:

a) Fe 3+

b) Ca 2+

c) Na -

d) 5 2-

Answer 1

A)
$1s {}^{2} \\ 2s { \: }^{2} \: \: 2p {}^{6 } \\ 3s {}^{2} \: 3p {}^{6} \: \: 3d {}^{3} \\ 4s {}^{2}$
B)
$1s {}^{2} \\ 2s {}^{2} 2p {}^{6} \\ 3s {}^{2} 3p {}^{4} \\ 4s {}^{2}$
C)
$1s {}^{2} \\ 2s {}^{2} \: 2p {}^{6} \\ 3s {}^{1} \:$
D)
$1s {}^{2} \\ 2 {s}^{2} 2 {p}^{1}$