Question

explain how the electrons are arranged in the cells of a potassium atom​

Answer 1

Explanation:

In the helium atom the two electrons occupy only one shell, in the chlorine atom the 17 electrons are arranged in three shells, and in the potassium atom the 19 electrons occupy four shells. Lewis suggested that each shell can only accommodate so many electrons

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Answer 2

Answer:

Atomic no. of Potassium (K) = 19

1st Shell = 2

2nd Shell = 8

3rd Shell = 8

4th Shell = 1

The third shell doesn't have 9 because it cannot have that it has to be either 1, 2, 8 or 18