Question

Seleccione las configuraciones electrónicas NO posibles o incorrectas:

$1s {}^{2} 2s {}^{2} 2p { }^{1}$
$1s {}^{2} 2s^{2} 2p {}^{6} 3s {}^{3}$
$1s {}^{2} 2s {}^{2} 2p {}^{5}$
$1s {}^{2} 2s {}^{2} 2p {}^{6} 3s {}^{2} 4s {}^{2}$
porfa ayuda​

Answer 1

[tex]1s 0^[2]2p 0^[2]0^[5] [tex]