A. (2,1,-1,-1/2) B. (0,0,0,1/2) C. (3,1,2,1/2) D. (2,1,0,0)
A. 1s12s22p1 B. 1s22s22p1 C. 1s22s22p3 D. 1s22s32p2
A. 3D B. 1D C. 3S D. 1S