Similarly, Moseley placed cobalt before nickel and was able to explain that tellurium occurs before iodine, without revising the experimental atomic weight of tellurium, as had been proposed by Mendeleev.
Demikian pula, Moseley menempatkan kobalt sebelum nikel dan mampu menjelaskan bahwa telurium muncul sebelum iodium, tanpa merevisi berat atom eksperimental telurium, seperti yang telah diusulkan oleh Mendeleev.