来自MSN2 个月
Probing the depths of complex electron shells: New insights into uranium's tricky chemistry
Uranium, belonging to the periodic table's actinide elements, has long intrigued scientists due to its complex electron configurations ... electrons in its inner shells compared to other, more ...
BBC4 年
Metals and non-metals in the periodic table
Elements in group 1 and group 2 are metals. Atoms of group 1 elements have one electron in their outer shell, and atoms of group 2 elements have two electrons in their outer shell. Elements in ...