Respuesta :

Answer:

It is the distributions of electron on the three levels

Explanation:

The three levels are : K . L . M . N

lifeishard39
Electron configuration is the amount of electrons in each shell and how many shells so say like if the atomic number was 15 the max in first shell is 2 then 2nd is 8 and there is 5 left. So it would e 2,8,5

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