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Byju's Answer
Standard XII
Chemistry
Molecular Orbitals of Carbon
The ground st...
Question

The ground state electron configuration of potassium (Z = 19) is_________

A
2,8,9,0
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B
2,9,8,0
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C
2,8,8,1
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D
2,7,8,2
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Solution

The correct option is C 2,8,8,1
For an atom with 19 electons.
Shell K L M N
Number of Electrons 2 8 8 1

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