Periodic Table Element Comparison: Compare Elements - Lanthanum vs Einsteinium
Compare Lanthanum and Einsteinium 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 Lanthanum vs Einsteinium with most reliable information about their properties, attributes, facts, uses etc. You can compare La vs Es on more than 90 properties like electronegativity , oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more. Lanthanum and Einsteinium comparison table on more than 90 properties.
Lanthanum and Einsteinium Comparison
Facts
| Name | Lanthanum | Einsteinium |
|---|---|---|
| Atomic Number | 57 | 99 |
| Atomic Symbol | La | Es |
| Atomic Weight | 138.9055 undefined | 252 undefined |
| Phase at STP | Solid undefined | Solid undefined |
| Color | Silver undefined | - |
| Metallic Classification | Lanthanide undefined | Actinide undefined |
| Group in Periodic Table | group - | group - |
| Group Name | ||
| Period in Periodic Table | period 6 undefined | period 7 undefined |
| Block in Periodic Table | f undefined-block | f undefined-block |
| Electronic Configuration | [Xe] 5d1 6s2 undefined | [Rn] 5f11 7s2 undefined |
| Electronic Shell Structure (Electrons per shell) | 2, 8, 18, 18, 9, 2 | 2, 8, 18, 32, 29, 8, 2 |
| Melting Point | 1193 undefined | 1133 undefined |
| Boiling Point | 3737 undefined | - |
| CAS Number | CAS7439-91-0 undefined | CAS7429-92-7 undefined |
| Neighborhood Elements | Neighborhood Elements of Lanthanum | Neighborhood Elements of Einsteinium |
History
| Parameter | Lanthanum | Einsteinium |
|---|---|---|
| History | The element Lanthanum was discovered by G. Mosander in year 1838 in Sweden. Lanthanum derived its name from the Greek lanthanein, meaning 'to lie hidden'. | The element Einsteinium was discovered by A. Ghiorso et al.(Argonne Laboratory, Los Alamos Laboratory and University of California, Berkeley) in year 1952 in United States. Einsteinium derived its name from Albert Einstein, physicist. |
| Discovery | G. Mosander (1838) | A. Ghiorso et al.(Argonne Laboratory, Los Alamos Laboratory and University of California, Berkeley) (1952) |
| Isolated | G. Mosander (1841) | (1952) |
Presence: Abundance in Nature and Around Us
Parts per billion (ppb) by weight / by atoms (1ppb =10^-7 %)
| Property | Lanthanum | Einsteinium |
|---|---|---|
| Abundance in Universe | 2 / 0.02 | - / - |
| Abundance in Sun | 2 / 0.01 | - / - |
| Abundance in Meteorites | 290 / 40 | - / - |
| Abundance in Earth's Crust | 34000 / 5000 | - / - |
| Abundance in Oceans | 0.0034 / 0.00015 | - / - |
| Abundance in Humans | - / - | - / - |
Crystal Structure and Atomic Structure
| Property | Lanthanum | Einsteinium |
|---|---|---|
| Atomic Volume | 22.386 undefined | 28.52 undefined |
| Atomic Radius | 195 undefined | - |
| Covalent Radius | 169 undefined | - |
| Van der Waals Radius | - | - |
Atomic Spectrum - Spectral Lines | ||
| Emission Spectrum |  | Not available |
| Absorption Spectrum |  |  |
| Lattice Constant | 377.2, 377.2, 1214.4 | - |
| Lattice Angle | π/2, π/2, 2 π/3 | - |
| Space Group Name | P63/mmc undefined | - |
| Space Group Number | 194 undefined | - |
| Crystal Structure | Simple Hexagonal undefined  | Face Centered Cubic undefined  |
Atomic and Orbital Properties
| Property | Lanthanum | Einsteinium |
|---|---|---|
| Atomic Number | 57 | 99 |
| Number of Electrons (with no charge) | 57 | 99 |
| Number of Protons | 57 | 99 |
| Mass Number | 138.9055 | 252 |
| Number of Neutrons | 82 | 153 |
| Shell structure (Electrons per energy level) | 2, 8, 18, 18, 9, 2 | 2, 8, 18, 32, 29, 8, 2 |
| Electron Configuration | [Xe] 5d1 6s2 undefined | [Rn] 5f11 7s2 undefined |
| Valence Electrons | 5d1 6s2 undefined | 5f11 7s2 undefined |
| Oxidation State | 3 | 3 |
| Atomic Term Symbol (Quantum Numbers) | 2D3/2 undefined | 5I15/2 undefined |
| Shell structure |  |  |
Isotopes and Nuclear Properties
Lanthanum has 1 stable naturally occuring isotopes while Einsteinium has 0 stable naturally occuring isotopes.
| Parameter | Lanthanum | Einsteinium |
|---|---|---|
| Known Isotopes | 117La, 118La, 119La, 120La, 121La, 122La, 123La, 124La, 125La, 126La, 127La, 128La, 129La, 130La, 131La, 132La, 133La, 134La, 135La, 136La, 137La, 138La, 139La, 140La, 141La, 142La, 143La, 144La, 145La, 146La, 147La, 148La, 149La, 150La, 151La, 152La, 153La, 154La, 155La | 240Es, 241Es, 242Es, 243Es, 244Es, 245Es, 246Es, 247Es, 248Es, 249Es, 250Es, 251Es, 252Es, 253Es, 254Es, 255Es, 256Es, 257Es, 258Es |
| Stable Isotopes | Naturally occurring stable isotopes: 139La | |
| Neutron Cross Section | 8.98 undefined | 160 undefined |
| Neutron Mass Absorption | 0.0023 undefined | - |
Chemical Properties: Ionization Energies and electron affinity
| Property | Lanthanum | Einsteinium |
|---|---|---|
| Valence or Valency | 3 undefined | 4 undefined |
| Electronegativity | 1.1 undefined | 1.3 undefined |
| Electron Affinity | 48 undefined | - |
| Ionization Energies | 1st: 538.1 undefined 2nd: 1067 undefined 3rd: 1850.3 undefined 4th: 4819 undefined 5th: 5940 undefined | 1st: 619 undefined |
Physical Properties
| Property | Lanthanum | Einsteinium |
|---|---|---|
| Density | 6.146 undefined | - |
| Molar Volume | 22.386 undefined | 28.52 undefined |
Elastic Properties | ||
| Young Modulus | 37 undefined | - |
| Shear Modulus | 14 undefined | - |
| Bulk Modulus | 28 undefined | - |
| Poisson Ratio | 0.28 undefined | - |
Hardness - Tests to Measure of Hardness of Element | ||
| Mohs Hardness | 2.5 undefined | - |
| Vickers Hardness | 491 undefined | - |
| Brinell Hardness | 363 undefined | - |
Electrical Properties | ||
| Electrical Conductivity | 1600000 undefined | - |
| Resistivity | 6.1e-7 undefined | - |
| Superconducting Point | 4.88 undefined | - |
Heat and Conduction Properties | ||
| Thermal Conductivity | 13 undefined | - |
| Thermal Expansion | 0.0000121 undefined | - |
Magnetic Properties | ||
| Magnetic Type | Paramagnetic undefined | - |
| Curie Point | - | - |
| Mass Magnetic Susceptibility | 1.1e-8 undefined | - |
| Molar Magnetic Susceptibility | 1.528e-9 undefined | - |
| Volume Magnetic Susceptibility | 0.00006761 undefined | - |
Optical Properties | ||
| Refractive Index | - | - |
Acoustic Properties | ||
| Speed of Sound | 2475 undefined | - |
Thermal Properties - Enthalpies and thermodynamics
| Property | Lanthanum | Einsteinium |
|---|---|---|
| Melting Point | 1193 undefined | 1133 undefined |
| Boiling Point | 3737 undefined | - |
| Critical Temperature | - | - |
| Superconducting Point | 4.88 undefined | - |
Enthalpies | ||
| Heat of Fusion | 6.2 undefined | - |
| Heat of Vaporization | 400 undefined | - |
| Heat of Combustion | - | - |
Regulatory and Health - Health and Safety Parameters and Guidelines
| Parameter | Lanthanum | Einsteinium |
|---|---|---|
| CAS Number | CAS7439-91-0 undefined | CAS7429-92-7 undefined |
| RTECS Number | - | - |
| DOT Hazard Class | 4.1 undefined | - |
| DOT Numbers | 3178 undefined | - |
| EU Number | - | - |
| NFPA Fire Rating | - | - |
| NFPA Health Rating | - | - |
| NFPA Reactivity Rating | - | - |
| NFPA Hazards | - | - |
| AutoIgnition Point | - | - |
| Flashpoint | - | - |
Compare With Other Elements
Compare Lanthanum and Einsteinium with other elements of the periodic table.