Electron orbitals and configuration
This module explains quantum electron structure, including shells, subshells, orbitals, and how to write full/abbreviated electron configurations for atoms and ions up to Z=36. It covers CIE-specific common exceptions and exam traps.
📖Study Guide
In-depth bilingual notes with worked past paper examples.
✍️Practice Exam
Timed practice questions with mark scheme grading. Coming soon.
🎴Flashcards
Spaced repetition for key concepts and definitions. Coming soon.
📊Visualizer Coming Soon
Interactive plots and diagrams to build intuition. Coming soon.
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