The set of quantum numbers for the 18th electron of potassium (atomic number = 19) is
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is the only possible combination of quantum numbers corresponding to a orbital.
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Potassium (K)
Atomic No.(Z) = 19
Quantum No.
- n = 3
- l = 1
- m = -1, 0 or +1
- s = -½
{Reason: As the 18th e- lies in 3p, so thus n would be 3(Principal Quantum) l would be 1( 0= s, 1= p, 2= d, 3= f - - - ∞) m is from +l to 0 to -l & s would be -½ as the set is complete.}
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