Question

The electonic Conguration of potassium (K) is 2 8 8 1 instead of 2 8 9 through the M shell can accomodate up to 18 electron Explain

Answer 1

it is true that the outermost shell can accommodate upto 18 electrons but it is also a fact that the outermost shell can accomodate only 8 electrons so therefore the electronic configuration of potassium is 2,8,8,1.

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