Jump to content

Template:Infobox einsteinium

From Calamity Wiki
Revision as of 07:52, 24 June 2024 by imported>Nucleus hydro elemon (// Edit via Wikiplus)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Einsteinium, 99Es
Template:Infobox element/symbol-to-top-image-alt
Einsteinium
PronunciationTemplate:Infobox element/pronunciation/format
Appearancesilvery; glows blue in the dark
Mass number[252]
Einsteinium in the periodic table
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
Ho
↑
Es
↓
—
californium ← einsteinium → fermium
Atomic number (Z)99
Groupf-block groups (no number)
Periodperiod 7
Block  f-block
Electron configuration[Rn] 5f11 7s2
Electrons per shell2, 8, 18, 32, 29, 8, 2
Physical properties
Phase at STPsolid
Melting point1133 K ​(860 °C, ​1580 °F)
Boiling point1269 K ​(996 °C, ​1825 °F) (estimated)
Density (near r.t.)8.84 g/cm3
Atomic properties
Oxidation statescommon: +3
+2,[2] +4[1]
ElectronegativityPauling scale: 1.3
Ionization energies
  • 1st: 619 kJ/mol
Color lines in a spectral range
Spectral lines of einsteinium
Other properties
Natural occurrencesynthetic
Crystal structure ​face-centered cubic (fcc)
Face-centered cubic crystal structure for einsteinium
Magnetic orderingparamagnetic
CAS Number7429-92-7
History
Namingafter Albert Einstein
DiscoveryLawrence Berkeley National Laboratory (1952)
Isotopes of einsteinium
Main isotopes[3] Decay
Isotope abun­dance half-life (t1/2) mode pro­duct
252Es synth 471.7 d α 248Bk
ε 252Cf
253Es synth 20.47 d α 249Bk
SF –
254Es synth 275.7 d α 250Bk
β− 254Fm
255Es synth 39.8 d β− 255Fm
α 251Bk
SF –
 Category: Einsteinium
| references

Template:Infobox element/element navigation

References

  1. ↑ Es(IV) is known in einsteinium(IV) fluoride (EsF4); see Kleinschmidt, P. (1994). "Thermochemistry of the actinides". Journal of Alloys and Compounds. 213–214: 169–172. doi:10.1016/0925-8388(94)90898-2.
  2. ↑ Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. p. 28. doi:10.1016/C2009-0-30414-6. ISBN 978-0-08-037941-8.
  3. ↑ Kondev, F. G.; Wang, M.; Huang, W. J.; Naimi, S.; Audi, G. (2021). "The NUBASE2020 evaluation of nuclear properties" (PDF). Chinese Physics C. 45 (3) 030001. doi:10.1088/1674-1137/abddae.