The elements Z = 117 and 120 have not yet been discovered. In which family/group would you place these elements, and also give the electronic configuration in each case?
a) Group 17, [Rn] 5f14 6d10 7s² 7p³
b) Group 18, [Rn] 5f14 6d10 7s² 7p⁶
c) Group 16, [Rn] 5f14 6d10 7s² 7p⁴
d) Group 15, [Rn] 5f14 6d10 7s² 7p⁵