Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Rn Radon | Og Oganesson |
|---|---|---|
| Atomic Number | 86 lower | 118 lower |
| Symbol | Rn different | Og different |
| Name | Radon different | Oganesson different |
| Atomic Mass | 222.0176 lower | 295.216 lower |
| Category | Noble Gases same value | Noble Gases same value |
| Period | 6 lower | 7 lower |
| Group | 18 same value | 18 same value |
| Block | p-Block same value | p-Block same value |
| Standard State | Gas different | Expected to be a gas different |
| Electronegativity | — no data | — no data |
| Atomic Radius | 220 no data | — no data |
| Ionization Energy | 10.745 no data | — no data |
| Electron Affinity | — no data | — no data |
| Oxidation States | 0 different | +6, +4, +2, +1, 0, -1 different |
| Melting Point | 202 K (-71.15 °C) no data | — no data |
| Boiling Point | 211.45 K (-61.7 °C) no data | — no data |
| Density | 0.0097 no data | — no data |
| Electron Configuration | [Xe]6s2 4f14 5d10 6p6 different | [Rn]7s2 7p6 5f14 6d10 (predicted) different |
| Year Discovered | 1900 different | 2006 different |
higher lower
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