Question

the electronic configuration of potassium is 2 8 8 1 why does the last electron of potassium goes to the 4th shell instead of occupying the third shell even though the third shell has the capacity to accommodate ten more electrons ​

Answer 1

Answer:

we need to fill s p than d so

1s2;2s2;2p6;3s2;3p6;4p1 this is according to aufbau rule

Explanation:

Answer 2

Explanation:

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