Question

The electronic configuration of Potassium atom(k=19) is:
a. 2, 8, 7
b. 2 , 8, 8
c. 2,8,8,1
d. 2,8,8,2​

Answer 1

Answer:

c.2,8,8,1

in first cell 2 proton lies in second cell maximum 8 proton lies in third cell maximum 8 proton lies and at last maximum 32 proton lies but we have atomic no 19 we put only 1 proton.

2+8+8+1=19

Explanation:

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