Question

Write the electron configuration for the neutral atom or ion indicated in the space provided. It is OK to use the condensed notation in which the noble-gas core is represented using the appropriate symbol in square brackets. For example, the electron configuration of Al is [Ne]3s23p1

(a) Write the electron configuration of Sn (Z = 50).

(b) Write the electron configuration of Ni2+ (Z = 28).

(c) Write the electron configuration of Te2– (Z = 52).

(d) Write the electron configuration of Os (Z = 76).

(e) Write the electron configuration of Pb4+ (Z = 82).