Promethium has six electron shells.
Promethium has 6 electron shells.
Promethium has 61 protons.
The neutral atom of promethium has 61 electrons.
The neutral atom of promethium has 61 electrons.
The neutral atom of promethium contain 61 electrons.
Bromine has FOUR energy Levels.
Arsenic has 8 levels of energy.
Germanium has 4 energy levels.
Chlorine has three energy levels.
There are 3 energy levels in Silicon. Which ever row it is in the Periodic Table, that is how many energy levels it has. The structure is 1s2 2s22p63s23p2
Germanium has 4 energy levels.
Iodine has seven energy levels.