Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Na Sodium | Al Aluminum |
|---|---|---|
| Atomic Number | 11 lower | 13 lower |
| Symbol | Na different | Al different |
| Name | Sodium different | Aluminum different |
| Atomic Mass | 22.9898 lower | 26.9815 lower |
| Category | Alkali Metals different | Post-transition Metals different |
| Period | 3 same value | 3 same value |
| Group | 1 lower | 13 lower |
| Block | s-Block different | p-Block different |
| Standard State | Solid same value | Solid same value |
| Electronegativity | 0.93 lower | 1.61 lower |
| Atomic Radius | 227 higher | 184 higher |
| Ionization Energy | 5.139 lower | 5.986 lower |
| Electron Affinity | 0.548 higher | 0.441 higher |
| Oxidation States | +1 different | +3 different |
| Melting Point | 370.95 K (97.8 °C) lower | 933.437 K (660.29 °C) lower |
| Boiling Point | 1156 K (882.85 °C) lower | 2792 K (2518.85 °C) lower |
| Density | 0.97 lower | 2.7 lower |
| Electron Configuration | [Ne]3s1 different | [Ne]3s2 3p1 different |
| Year Discovered | 1807 different | Ancient different |
higher lower
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