how is the elements period related to the number of energy levels over which its electrons are spread.
https://academicpapers.net/wp-content/uploads/2020/08/LOGO-300x75.png00Lizhttps://academicpapers.net/wp-content/uploads/2020/08/LOGO-300x75.pngLiz2021-04-27 00:06:402021-04-27 00:06:40how is the elements period related to the number of energy levels over which its electrons are spread.