Compare Radon vs Terbium: Periodic Table Element Comparison Table and Properties
Compare the elements Radon and Terbium on the basis of their properties, attributes and periodic table facts. Compare elements - Radon and Terbium 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 Radon vs Terbium with most reliable information about their properties, attributes, facts, uses etc. You can compare Rn vs Tb 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 Radon and Terbium.
Radon and Terbium Comparison
Here's a detailed comparison between Radon (Rn) and Terbium (Tb), focusing on their position in the periodic table, physical and chemical properties, stability, and uses.
Facts - Basic Element Details
| Name | Radon | Terbium |
|---|---|---|
| Atomic Number | 86 | 65 |
| Atomic Symbol | Rn | Tb |
| Atomic Weight | 222 | 158.92534 |
| Phase at STP | Gas | Solid |
| Color | Colorless | Silver |
| Metallic Classification | Noble Gas | Lanthanide |
| Group in Periodic Table | group 18 | Lanthanide (no group number) |
| Group Name | helium family or neon family | |
| Period in Periodic Table | period 6 | period 6 |
| Block in Periodic Table | p -block | f -block |
| Electronic Configuration | [Xe] 4f14 5d10 6s2 6p6 | [Xe] 4f9 6s2 |
| Electronic Shell Structure (Electrons per shell) | 2, 8, 18, 32, 18, 8 | 2, 8, 18, 27, 8, 2 |
| Melting Point | 202 K | 1629 K |
| Boiling Point | 211.3 K | 3503 K |
| CAS Number | CAS10043-92-2 | CAS7440-27-9 |
| Neighborhood Elements | Neighborhood Elements of Radon | Neighborhood Elements of Terbium |
History
| Parameter | Radon | Terbium |
|---|---|---|
| History | The element Radon was discovered by E. Rutherford and R. B. Owens in year 1899 in Germany. Radon derived its name From radium, as it was first detected as an emission from radium during radioactive decay. | The element Terbium was discovered by G. Mosander in year 1842 in Sweden. Terbium derived its name from Ytterby, Sweden. |
| Discovery | E. Rutherford and R. B. Owens (1899) | G. Mosander (1842) |
| Isolated | W. Ramsay and R. Whytlaw-Gray (1910) | J.C.G. de Marignac (1886) |
Presence: Abundance in Nature and Around Us
Parts per billion (ppb) by weight / by atoms (1ppb =10^-7 %)
| Property | Radon | Terbium |
|---|---|---|
| Abundance in Universe | - / - | 0.5 / 0.004 |
| Abundance in Sun | - / - | 0.1 / 0.001 |
| Abundance in Meteorites | - / - | 40 / 5 |
| Abundance in Earth's Crust | - / - | 940 / 120 |
| Abundance in Oceans | 0.0000000000006 / 0.00000000000002 | 0.00014 / 0.000005 |
| Abundance in Humans | - / - | - / - |
Crystal Structure and Atomic Structure
| Property | Radon | Terbium |
|---|---|---|
| Atomic Volume | 50.5 cm3/mol | 19.336 cm3/mol |
| Atomic Radius | 120 pm | 225 pm |
| Covalent Radius | 145 pm | - |
| Van der Waals Radius | 220 pm | - |
Atomic Spectrum - Spectral Lines | ||
| Emission Spectrum |  |  |
| Absorption Spectrum |  |  |
| Lattice Constant | - | 360.1, 360.1, 569.36 pm |
| Lattice Angle | - | π/2, π/2, 2 π/3 |
| Space Group Name | - | P63/mmc |
| Space Group Number | - | 194 |
| Crystal Structure | Face Centered Cubic  | Simple Hexagonal  |
Atomic and Orbital Properties
| Property | Radon | Terbium |
|---|---|---|
| Atomic Number | 86 | 65 |
| Number of Electrons (with no charge) | 86 | 65 |
| Number of Protons | 86 | 65 |
| Mass Number | 222 | 158.92534 |
| Number of Neutrons | 136 | 94 |
| Shell structure (Electrons per energy level) | 2, 8, 18, 32, 18, 8 | 2, 8, 18, 27, 8, 2 |
| Electron Configuration | [Xe] 4f14 5d10 6s2 6p6 | [Xe] 4f9 6s2 |
| Valence Electrons | 6s2 6p6 | 4f9 6s2 |
| Oxidation State | 2 | 3 |
| Atomic Term Symbol (Quantum Numbers) | 1S0 | 6H15/2 |
| Shell structure |  |  |
Isotopes and Nuclear Properties
Radon has 0 stable naturally occuring isotopes while Terbium has 1 stable naturally occuring isotopes.
| Parameter | Radon | Terbium |
|---|---|---|
| Known Isotopes | 195Rn, 196Rn, 197Rn, 198Rn, 199Rn, 200Rn, 201Rn, 202Rn, 203Rn, 204Rn, 205Rn, 206Rn, 207Rn, 208Rn, 209Rn, 210Rn, 211Rn, 212Rn, 213Rn, 214Rn, 215Rn, 216Rn, 217Rn, 218Rn, 219Rn, 220Rn, 221Rn, 222Rn, 223Rn, 224Rn, 225Rn, 226Rn, 227Rn, 228Rn | 136Tb, 137Tb, 138Tb, 139Tb, 140Tb, 141Tb, 142Tb, 143Tb, 144Tb, 145Tb, 146Tb, 147Tb, 148Tb, 149Tb, 150Tb, 151Tb, 152Tb, 153Tb, 154Tb, 155Tb, 156Tb, 157Tb, 158Tb, 159Tb, 160Tb, 161Tb, 162Tb, 163Tb, 164Tb, 165Tb, 166Tb, 167Tb, 168Tb, 169Tb, 170Tb, 171Tb |
| Stable Isotopes | - | Naturally occurring stable isotopes: 159Tb |
| Neutron Cross Section | 0.7 | 23 |
| Neutron Mass Absorption | - | 0.009 |
Chemical Properties: Ionization Energies and electron affinity
| Property | Radon | Terbium |
|---|---|---|
| Valence or Valency | 6 | 3 |
| Electronegativity | 2.2 Pauling Scale | 1.1 Pauling Scale |
| Oxidation State | 2 | 3 |
| Electron Affinity | 0 kJ/mol | 50 kJ/mol |
| Ionization Energies | 1st: 1037 kJ/mol | 1st: 565.8 kJ/mol 2nd: 1110 kJ/mol 3rd: 2114 kJ/mol 4th: 3839 kJ/mol |
Physical Properties
Radon (0.00973 g/cm³) is less dense than Terbium (8.219 g/cm³). This means that a given volume of Terbium will be heavier than the same volume of Radon. Terbium is about 84370.7 denser than Radon
| Property | Radon | Terbium |
|---|---|---|
| Phase at STP | Gas | Solid |
| Color | Colorless | Silver |
| Density | 0.00973 g/cm3 | 8.219 g/cm3 |
| Density (when liquid (at melting point)) | - | 7.65 g/cm3 |
| Molar Volume | 50.5 cm3/mol | 19.336 cm3/mol |
Mechanical and Hardness Properties
| Property | Radon | Terbium |
|---|---|---|
Elastic Properties | ||
| Young Modulus | - | 56 |
| Shear Modulus | - | 22 GPa |
| Bulk Modulus | - | 38.7 GPa |
| Poisson Ratio | - | 0.26 |
Hardness - Tests to Measure of Hardness of Element | ||
| Mohs Hardness | - | - |
| Vickers Hardness | - | 863 MPa |
| Brinell Hardness | - | 677 MPa |
Thermal and Electrical Conductivity
| Property | Radon | Terbium |
|---|---|---|
Heat and Conduction Properties | ||
| Thermal Conductivity | 0.00361 W/(m K) | 11 W/(m K) |
| Thermal Expansion | - | 0.0000103 /K |
Electrical Properties | ||
| Electrical Conductivity | - | 830000 S/m |
| Resistivity | - | 0.0000012 m Ω |
| Superconducting Point | - | - |
Magnetic and Optical Properties
| Property | Radon | Terbium |
|---|---|---|
Magnetic Properties | ||
| Magnetic Type | - | Paramagnetic |
| Curie Point | - | 222 K |
| Mass Magnetic Susceptibility | - | 0.0000136 m3/kg |
| Molar Magnetic Susceptibility | - | 0.000002161385 m3/mol |
| Volume Magnetic Susceptibility | - | 0.1117784 |
Optical Properties | ||
| Refractive Index | - | - |
Acoustic Properties | ||
| Speed of Sound | - | 2620 m/s |
Thermal Properties - Enthalpies and thermodynamics
| Property | Radon | Terbium |
|---|---|---|
| Melting Point | 202 K | 1629 K |
| Boiling Point | 211.3 K | 3503 K |
| Critical Temperature | 377 K | - |
| Superconducting Point | - | - |
Enthalpies | ||
| Heat of Fusion | 3 kJ/mol | 10.8 kJ/mol |
| Heat of Vaporization | 17 kJ/mol | 295 kJ/mol |
| Heat of Combustion | - | - |
Regulatory and Health - Health and Safety Parameters and Guidelines
| Parameter | Radon | Terbium |
|---|---|---|
| CAS Number | CAS10043-92-2 | CAS7440-27-9 |
| RTECS Number | RTECSVE3750000 | - |
| DOT Hazard Class | 7 | - |
| DOT Numbers | 2912 | - |
| EU Number | EU233-146-0 | - |
| NFPA Fire Rating | - | - |
| NFPA Health Rating | - | - |
| NFPA Reactivity Rating | - | - |
| NFPA Hazards | - | - |
| AutoIgnition Point | - | - |
| Flashpoint | - | - |
Compare Radon and Terbium With Other Elements
Compare Radon and Terbium with other elements of the periodic table. Explore howRadon and Terbium 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.