Which of the following sets of quantum numberrs discribes the elecron which is removed most easily from a potassium atom in its ground state ?
Which of the following sets of quantum numberrs discribes the elecron which is removed most easily from a potassium atom in its ground state ?
A. `n = 3, l = 1, m_(l) = 1, m_(s) = -1/2`
B. `n=2, l=1, m_(l) = 0, m_(s) = - 1/2`
C. `n=4, l = 0, m_(l) = 1, m_(s) = + (1)/(2)`
D. `n=4, l = 0, m_(l) = 0, m_(s) = + (1)/(2)`
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Correct Answer - D
`K_(19) = 1s^(2), 2s^(2). 2p^(6), 3s^(2), 3p^(6), 4s^(1)`
`n = 4, l = 0, m = 0, s = +1//2`
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