Compare the elements Helium and Oganesson on the basis of their properties, attributes and periodic table facts. Compare elements - Helium and Oganesson comparison table side by side across over 90 properties. All the elements of similar categories show a lot of similarities and differences in their chemical, atomic, physical properties and uses. These similarities and dissimilarities should be known while we study periodic table elements. You can study the detailed comparison between Helium vs Oganesson with most reliable information about their properties, attributes, facts, uses etc. You can compare He vs Og on more than 90 properties like electronegativity, oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more. This in-depth comparison helps students, educators, researchers, and science enthusiasts understand the differences and similarities between Helium and Oganesson.
Helium and Oganesson Comparison
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| 1 | | | Atomic # Electronic Shell # Symbol Name Atomic Weight Metals | Metalloids | NonMetals | Alkali metals | Alkali earth metals | Lanthanoids | Transition metals | Post-transition metals | Other nonmetals | Halogens | Nobel gas | Actinoids |
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| 2 | | | | | | | | |
| 3 | | | | | | | | |
| 4 | | | | | | | | | | | | | | | | | | |
| 5 | | | | | | | | | | | | | | | | | | |
| 6 | | | 57 - 71
La - Lu Lanthanides | | | | | | | | | | | | | | | |
| 7 | | | 89 - 103
Ac - Lr Actinides | | | | | | | | | | | | | | | |
| Lanthanides | | | | | | | | | | | | | | | |
| Actinides | | | | | | | | | | | | | | | |
Here's a detailed comparison between Helium (He) and Oganesson (Og), focusing on their position in the periodic table, physical and chemical properties, stability, and uses.
Facts - Basic Element Details
History
| Parameter | Helium | Oganesson |
|---|
| History | The element Helium was discovered by P. Janssen and N. Lockyer in year 1868 in Sweden and United Kingdom. Helium derived its name from the Greek word helios, meaning 'sun'. | The element Oganesson was discovered by Yuri Tsolakovich Oganessian in year 2006 in Russia and United States. Oganesson derived its name from Yuri Oganessian, physicist. |
| Discovery | P. Janssen and N. Lockyer (1868) | Yuri Tsolakovich Oganessian (2006) |
| Isolated | W. Ramsay,T. Cleve, and N. Langlet (1895) | () |
Presence: Abundance in Nature and Around Us
Parts per billion (ppb) by weight / by atoms (1ppb =10^-7 %)
Crystal Structure and Atomic Structure
Atomic and Orbital Properties
| Property | Helium | Oganesson |
|---|
| Atomic Number | 2 | 118 |
| Number of Electrons (with no charge) | 2 | 118 |
| Number of Protons | 2 | 118 |
| Mass Number | 4.002602 | 294 |
| Number of Neutrons | 2 | 176 |
| Shell structure (Electrons per energy level) | 2 | 2, 8, 18, 32, 32, 18, 8 |
| Electron Configuration | 1s2 | [Rn] 5f14 6d10 7s2 7p6 |
| Valence Electrons | 1s2 | 7s2 7p6 |
| Oxidation State | - | - |
| Atomic Term Symbol (Quantum Numbers) | 1S0 | 1S0 |
| Shell structure |  |  |
Isotopes and Nuclear Properties
Helium has 2 stable naturally occuring isotopes while Oganesson has 0 stable naturally occuring isotopes.
Chemical Properties: Ionization Energies and electron affinity
Physical Properties
| Property | Helium | Oganesson |
|---|
| Phase at STP | Gas | Solid |
| Color | Colorless | - |
| Density | 0.0001785 g/cm3 | - |
| Density (when liquid (at melting point)) | - | - |
| Molar Volume | 22.4136 cm3/mol | - |
Mechanical and Hardness Properties
Thermal and Electrical Conductivity
Magnetic and Optical Properties
Thermal Properties - Enthalpies and thermodynamics
Regulatory and Health - Health and Safety Parameters and Guidelines
Compare Helium and Oganesson With Other Elements
Compare Helium and Oganesson with other elements of the periodic table. Explore howHelium and Oganesson stack up against other elements of the periodic table. Use our interactive comparison tool to analyze 90+ properties across different metals, non-metals, metalloids, and noble gases. Understanding these differences is crucial for applications in engineering, chemistry, electronics, biology, and material science.
Compare Helium with all Group 18 elementsCompare Helium with all Period 1 elementsCompare Helium with all Noble Gas elements | Compare Oganesson with all Group 18 elementsCompare Oganesson with all Period 7 elementsCompare Oganesson with all Noble Gas elements |
