All periodic elements

Interactive periodic table with electron-shell learning notes.

Search, filter, and select elements. The detail panel shows atomic number, category, period, group, valence count, and a simple shell occupancy model for learning.

Interactive periodic table and atomic data dashboard

Periodic table

Select an element to inspect atomic structure.

The table includes all 118 named elements. Lanthanides and actinides are shown in separated rows, matching the common classroom layout.

Element directory

All elements as searchable cards.

Use the cards below when the compact table is too dense on a small screen.