Electron Configuration Explorer | LearnSight Systems
Electron Configuration Explorer
Build and read all four representations — full configuration, orbital notation, noble-gas shorthand, and valence electrons — for every element on the periodic table.
s-block
p-block
d-block
f-block
All 118 elements are supported. Representative elements (blue/orange) always follow standard filling rules; transition and inner-transition metals (teal/pink) sometimes have documented exceptions, marked when they occur.