jaheim-roling documents

Name Symbol Elec. Config. At. No At. Wt.. The p - block elements Electronic configuration, Atomic number and atomic weights Helium He 1s 2 2 4.00 Boron
Documents Name Symbol Elec. Config. At. No At. Wt.. The p - block elements Electronic configuration, Atomic number and atomic weights Helium He 1s 2 2 4.00 Boron