Electron Configuration
DESCRIPTION
Click any element (Z=1–36) to see its animated Bohr-model atom with color-coded s/p/d shells, orbital-box diagram applying Aufbau, Pauli exclusion, and Hund's rules, and full spdf notation. Stat card shows valence electrons, period, group, and configuration. Includes special cases Cr (Z=24) and Cu (Z=29).
- electron configuration
- Aufbau
- Hund's rule
- Pauli exclusion
- valence electrons
- periodic table
- AP Chemistry
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