The set of quantum numbers of the outermost electron for copper in its ground state is.............

Options

A. `4, 1, 1, +(1)/(2)`
B. `3,2,2,+1//2`
C. `4,0,0, +(1)/(2)`
D. `4,2,2,+1//2`

Answer

C

Explanation

Outermost electron in copper is 4s.