యిట్రియం, 00Y
యిట్రియం
Pronunciation/ˈɪtriəm/ (IT-ree-əm)
Appearancesilvery white
Standard atomic weight Ar°(Y)
యిట్రియం 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 Ununtrium Flerovium Ununpentium Livermorium Ununseptium Ununoctium
Sc

Y

Lu
స్ట్రాన్షియంయిట్రియంజిర్కోనియం
Groupమూస:Infobox element/symbol-to-group/format
Periodperiod 5
Block  d-block
Electron configuration[Kr] 4d1 5s2
Electrons per shell2, 8, 18, 9, 2
Physical properties
Phase at STPsolid
Melting point1799 K ​(1526 °C, ​2779 °F)
Boiling point3609 K ​(3336 °C, ​6037 °F)
Density (near r.t.)4.472 g/cm3
when liquid (at m.p.)4.24 g/cm3
Heat of fusion11.42 kJ/mol
Heat of vaporization365 kJ/mol
Molar heat capacity26.53 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1883 2075 (2320) (2627) (3036) (3607)
Atomic properties
Oxidation states0,[3] +1, +2, +3 (a weakly basic oxide)
ElectronegativityPauling scale: 1.22
Atomic radiusempirical: 180 pm
Covalent radius190±7 pm
Color lines in a spectral range
Spectral lines of యిట్రియం
Other properties
Natural occurrenceprimordial
Crystal structurehexagonal close-packed (hcp)
Hexagonal close packed crystal structure for యిట్రియం
Speed of sound thin rod3300 m/s (at 20 °C)
Thermal expansion(r.t.) (α, poly)
10.6 µm/(m⋅K)
Thermal conductivity17.2 W/(m⋅K)
Electrical resistivity(r.t.) (α, poly) 596 n Ω⋅m
Magnetic orderingparamagnetic[4]
Young's modulus63.5 GPa
Shear modulus25.6 GPa
Bulk modulus41.2 GPa
Poisson ratio0.243
Brinell hardness589 MPa
CAS Number7440-65-5
History
DiscoveryJohan Gadolin (1794)
First isolationCarl Gustav Mosander (1840)
Isotopes of యిట్రియం
Template:infobox యిట్రియం isotopes does not exist
 Category: యిట్రియం
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References

  1. "Standard Atomic Weights: Yttrium". CIAAW. 2021.
  2. Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; et al. (2022-05-04). "Standard atomic weights of the elements 2021 (IUPAC Technical Report)". Pure and Applied Chemistry (in ఇంగ్లీష్). doi:10.1515/pac-2019-0603. ISSN 1365-3075.
  3. Yttrium and all lanthanides except Ce and Pm have been observed in the oxidation state 0 in bis(1,3,5-tri-t-butylbenzene) complexes, see Cloke, F. Geoffrey N. (1993). "Zero Oxidation State Compounds of Scandium, Yttrium, and the Lanthanides". Chem. Soc. Rev. 22: 17–24. doi:10.1039/CS9932200017. and Arnold, Polly L.; Petrukhina, Marina A.; Bochenkov, Vladimir E.; Shabatina, Tatyana I.; Zagorskii, Vyacheslav V.; Cloke (2003-12-15). "Arene complexation of Sm, Eu, Tm and Yb atoms: a variable temperature spectroscopic investigation". Journal of Organometallic Chemistry. 688 (1–2): 49–55. doi:10.1016/j.jorganchem.2003.08.028.
  4. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.


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