下面分别列举副族元素各层电子数钪2,8,9,2钛2,8,10,2钒2,8,11,2铬2,8,13,1锰2,8,13,2铁2,8,14,2钴2,8,15,2镍2,8,16,2铜2,8,18,1锌2,8,18,2 钇2,8,18,9,2锆2,8,18,10,2铌2,8,18,12,1钼2,8,18,13,1锝2,8,18,13,2钌2,8,...