Q42Multiple choice
Match the following species with their corresponding ground state electronic configuration. Atom / Ion Electronic configuration (i) Cu
- (a)1s2 2s2 2p6 3s2 3p6 3d10 (ii) Cu2+
- (b)1s2 2s2 2p6 3s2 3p6 3d10 4s2 (iii) Zn2+
- (c)1s2 2s2 2p6 3s2 3p6 3d10 4s1 (iv) Cr3+
- (d)1s2 2s2 2p6 3s2 3p6 3d 9 (e) 1s2 2s2 2p6 3s2 3p6 3d 3
Show answer
(a) 1s2 2s2 2p6 3s2 3p6 3d10 (ii) Cu2+
(c) 1s2 2s2 2p6 3s2 3p6 3d10 4s1 (iv) Cr3+
(b) 1s2 2s2 2p6 3s2 3p6 3d10 4s2 (iii) Zn2+
(d) 1s2 2s2 2p6 3s2 3p6 3d 9 (e) 1s2 2s2 2p6 3s2 3p6 3d 3