Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Mg Magnesium | S Sulfur |
|---|---|---|
| Atomic Number | 12 lower | 16 lower |
| Symbol | Mg different | S different |
| Name | Magnesium different | Sulfur different |
| Atomic Mass | 24.305 lower | 32.07 lower |
| Category | Alkaline Earth Metals different | Reactive Nonmetals different |
| Period | 3 same value | 3 same value |
| Group | 2 lower | 16 lower |
| Block | s-Block different | p-Block different |
| Standard State | Solid same value | Solid same value |
| Electronegativity | 1.31 lower | 2.58 lower |
| Atomic Radius | 173 lower | 180 lower |
| Ionization Energy | 7.646 lower | 10.36 lower |
| Electron Affinity | — no data | 2.077 no data |
| Oxidation States | +2 different | +6, +4, -2 different |
| Melting Point | 923 K (649.85 °C) higher | 388.36 K (115.21 °C) higher |
| Boiling Point | 1363 K (1089.85 °C) higher | 717.75 K (444.6 °C) higher |
| Density | 1.74 lower | 2.067 lower |
| Electron Configuration | [Ne]3s2 different | [Ne]3s2 3p4 different |
| Year Discovered | 1808 different | Ancient different |
higher lower
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