Hafnium ƙarfe ne mai ƙyalli mai launin azurfa-launin toka.Hafnium baya amsawa tare da dilute hydrochloric acid, dilute sulfuric acid da kuma maganin alkali mai ƙarfi, amma yana narkewa a cikin hydrofluoric acid da aqua regia.Hafnium foda yawanci ana samar da shi ta hanyar tsarin hydrodehydrogenation.