Erbium, iyo 68th element mu periodic table. Kuwanikwa kweerbium kwakazara nekumonyoroka uye kutendeuka. Muna 1787, mutaundi diki reItby, makiromita 1.6 kubva kuStockholm, Sweden, nyika itsva isingawanzowaniki yakawanikwa mudombo dema, rainzi yttrium pasi maererano nenzvimbo yedisco ...
Verenga zvimwe