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CALCIUM
| Name | Atomic Number |
| Calcium | 20 |
| Symbol | Atomic Mass |
| Ca | 40.078 |
| Electronegativity | Electron Affinity |
| 1.00 | INSERT ELECTRON AFFINITY HERE |
| Atomic Radius | Density |
| INSERT ATOMIC RADIUS HERE | 1.54 |
| Ionic Charges | |
| INSERT IONIC CHARGES HERE |