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Electron Arrangement
Electron Arrangements of First 20 Elements
| Question | Answer |
|---|---|
| Hydrogen | 1 |
| Helium | 2 |
| Lithium | 2,1 |
| Beryllium | 2,2 |
| Boron | 2,3 |
| Carbon | 2,4 |
| Nitrogen | 2,5 |
| Oxygen | 2,6 |
| Fluorine | 2,7 |
| Neon | 2,8 |
| Sodium | 2,8,1 |
| Magnesium | 2,8,2 |
| Aluminium | 2,8,3 |
| Silicon | 2,8,4 |
| Phosphorus | 2,8,5 |
| Sulfur | 2,8,6 |
| Chlorine | 2,8,7 |
| Argon | 2,8,8 |
| Potassium | 2,8,8,1 |
| Calcium | 2,8,8,2 |