Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | In Indium | Al Aluminum |
|---|---|---|
| Atomic Number | 49 higher | 13 higher |
| Symbol | In different | Al different |
| Name | Indium different | Aluminum different |
| Atomic Mass | 114.818 higher | 26.9815 higher |
| Category | Post-transition Metals same value | Post-transition Metals same value |
| Period | 5 higher | 3 higher |
| Group | 13 same value | 13 same value |
| Block | p-Block same value | p-Block same value |
| Standard State | Solid same value | Solid same value |
| Electronegativity | 1.78 higher | 1.61 higher |
| Atomic Radius | 193 higher | 184 higher |
| Ionization Energy | 5.786 lower | 5.986 lower |
| Electron Affinity | 0.3 lower | 0.441 lower |
| Oxidation States | +3 same value | +3 same value |
| Melting Point | 429.75 K (156.6 °C) lower | 933.437 K (660.29 °C) lower |
| Boiling Point | 2345 K (2071.85 °C) lower | 2792 K (2518.85 °C) lower |
| Density | 7.31 higher | 2.7 higher |
| Electron Configuration | [Kr]5s2 4d10 5p1 different | [Ne]3s2 3p1 different |
| Year Discovered | 1863 different | Ancient different |
higher lower
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