Periodic Table Element Comparison: Compare Elements - Roentgenium vs Oganesson
Compare Roentgenium and Oganesson
Compare Roentgenium and Oganesson on the basis of their properties, attributes and periodic table facts. Compare elements on more than 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 Roentgenium vs Oganesson with most reliable information about their properties, attributes, facts, uses etc. You can compare Rg vs Og on more than 90 properties like electronegativity , oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more.
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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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6 | | | 57 - 71 La - Lu Lanthanides | | | | | | | | | | | | | | | |
7 | | | 89 - 103 Ac - Lr Actinides | | | | | | | | | | | | | | | |
| Lanthanides | | | | | | | | | | | | | | | |
| Actinides | | | | | | | | | | | | | | | |
Facts
Name | Roentgenium | Oganesson |
Atomic Number | 111 | 118 |
Atomic Symbol | Rg | Og |
Atomic Weight | 272 | 294 |
Phase at STP | Solid | Solid |
Color | - | - |
Metallic Classification | Transition Metal | Noble Gas |
Group in Periodic Table | group 11 | group 18 |
Group Name | copper family | helium family or neon family |
Period in Periodic Table | period 7 | period 7 |
Block in Periodic Table | d -block | p -block |
Electronic Configuration | [Rn] 5f14 6d10 7s1 | [Rn] 5f14 6d10 7s2 7p6 |
Electronic Shell Structure (Electrons per shell) | 2, 8, 18, 32, 32, 17, 2 | 2, 8, 18, 32, 32, 18, 8 |
Melting Point | - | - |
Boiling Point | - | - |
CAS Number | CAS54386-24-2 | CAS54144-19-3 |
Neighborhood Elements | Neighborhood Elements of Roentgenium | Neighborhood Elements of Oganesson |
History
History | The element Roentgenium was discovered by S. Hofmann et al.(GSI in Darmstadt) in year 1995 in Germany. Roentgenium derived its name from Wilhelm Conrad Röntgen, physicist. | 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 | S. Hofmann et al.(GSI in Darmstadt) (1995) | Yuri Tsolakovich Oganessian (2006) |
Isolated | () | () |
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
Atomic Number | 111 | 118 |
Number of Electrons (with no charge) | 111 | 118 |
Number of Protons | 111 | 118 |
Mass Number | 272 | 294 |
Number of Neutrons | 161 | 176 |
Shell structure (Electrons per energy level) | 2, 8, 18, 32, 32, 17, 2 | 2, 8, 18, 32, 32, 18, 8 |
Electron Configuration | [Rn] 5f14 6d10 7s1 | [Rn] 5f14 6d10 7s2 7p6 |
Valence Electrons | 6d10 7s1 | 7s2 7p6 |
Oxidation State | - | - |
Atomic Term Symbol (Quantum Numbers) | 2S1/2 | 1S0 |
Shell structure |  |  |
Isotopes and Nuclear Properties
Roentgenium has 0 stable naturally occuring isotopes while Oganesson has 0 stable naturally occuring isotopes.
Known Isotopes | 272Rg, 273Rg, 274Rg, 275Rg, 276Rg, 277Rg, 278Rg, 279Rg, 280Rg, 281Rg, 282Rg, 283Rg | 293Og |
Stable Isotopes | - | |
Neutron Cross Section | - | - |
Neutron Mass Absorption | - | - |
Chemical Properties: Ionization Energies and electron affinity
Physical Properties
Thermal Properties - Enthalpies and thermodynamics
Regulatory and Health - Health and Safety Parameters and Guidelines
Compare With Other Elements
Compare Roentgenium with all Group 11 elementsCompare Roentgenium with all Period 7 elementsCompare Roentgenium with all Transition Metal elements | Compare Oganesson with all Group 18 elementsCompare Oganesson with all Period 7 elementsCompare Oganesson with all Noble Gas elements |