contestada

Consider these two electron configurations for neutral atoms l and m. l - 1s22s22p63s2 m - 1s22s22p63s13p1 what is the atomic number of l

Respuesta :

The atomic number of an element is equal to the number of protons or number of electron in its neutral atom

element "l"

The configuration is

1s2 2s2 2p6 3s2

So in all in neutral atom of l it has 12 electrons

so the atomic number of element l is 12 [it would be Magnesium]


Otras preguntas