Which of the following sets of quantum n...

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 , 1 = 0 , m _ l = 0 , m_s = +1/2`

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The correct Answer is:

D

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