The electronic configuration of an atom A is 1s2, 2s2 2p6, 3s2 3p6 3d10, 4s2 4p3. The chemistry of A is therefore likely to be similar to that of 2s2 2p6 3s2 3p6 3d10 4s2 4p3. The chemistry of A is therefore likely to be similar to that of The electronic configuration of an atom [...]