Which of the following represents the ground state electron configuration for the Mn^(3+) ion?
a. 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(4)
b. 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(5)4s^(2)
c. 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(2)4s^(2)
(d.) 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(8)4s^(2)
e. 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(3)4s^(1)
3. Which of the following represents the ground state electron configuration for the Mn3* ion? a.1s2s2p3s3p3d4 b. 1s2 2s?2p6 3s3p3d5 4s2 1s2 2s2p 3s3p3d2 4s2 d1s2s2p3s23p3d84s2 e.. 1s2s2p3s3p3d3 4s1