yttrium

• Formula: Y
• Molecular weight: 88.90585
• IUPAC Standard InChI: InChI=1S/Y Copy

  
• IUPAC Standard InChIKey: VWQVUPCCIRVNHF-UHFFFAOYSA-N Copy
• CAS Registry Number: 7440-65-5
• Chemical structure:
  This structure is also available as a 2d Mol file
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Data at other public NIST sites:
  • NIST Atomic Spectra Database - Lines Holdings (on physics web site)
  • NIST Atomic Spectra Database - Levels Holdings (on physics web site)
  • NIST Atomic Spectra Database - Ground states and ionization energies (on physics web site)
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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Reaction thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

(CAS Reg. No. 64883-69-8 • 4294967295) +  = CAS Reg. No. 64883-69-8

By formula: (CAS Reg. No. 64883-69-8 • 4294967295Y) + Y = CAS Reg. No. 64883-69-8

Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

View reactions leading to Y⁺ (ion structure unspecified)

Electron affinity determinations

Ionization energy determinations

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Wu and Wang, 1998
Wu, H.B.; Wang, L.S., Photoelectron spectroscopy and electronic structure of ScOn- (n = 1-4) and YOn- (n = 1-5): Strong electron correlation effects in ScO- and YO-, J. Phys. Chem. A, 1998, 102, 46, 9129-9135, https://doi.org/10.1021/jp982588q . [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Feigerle, Herman, et al., 1981
Feigerle, C.S.; Herman, Z.; Lineberger, W.C., Laser Photoelectron Spectroscopy of Sc- and Y-: A Determination of the Order of Electron Filling in Transition Metal Anions, J. Electron Spectros. Rel. Phenom., 1981, 23, 3, 441, https://doi.org/10.1016/0368-2048(81)85050-5 . [all data]

Lide, 1992
Lide, D.R. (Editor), Ionization potentials of atoms and atomic ions in Handbook of Chem. and Phys., 1992, 10-211. [all data]

Gupta, Nappi, et al., 1981
Gupta, S.K.; Nappi, B.M.; Gingerich, K.A., Mass spectrometric study of the stabilities of the gaseous molecules Pt₂ and PtY, Inorg. Chem., 1981, 20, 966. [all data]

Rauh and Ackermann, 1979
Rauh, E.G.; Ackermann, R.J., The first ionization potentials of the transition metals, J. Chem. Phys., 1979, 70, 1004. [all data]

Haque and Gingerich, 1979
Haque, R.; Gingerich, K.A., Investigation of the thermodynamic stabilities of the gaseous molecules RhScC, RhScC₂ RhYC₂ by Knudsen effusion mass spectrometry, J. Chem. Soc. Faraday Trans. 2, 1979, 985. [all data]

Fries and Cater, 1978
Fries, J.A.; Cater, E.D., Vaporization, thermodynamics, and dissociation energy of gadolinium monosulfide: Systematics of vaporization of the rare earth monosulfides, J. Chem. Phys., 1978, 68, 3978. [all data]

Steiger and Cater, 1975
Steiger, R.A.; Cater, E.D., Vaporization, thermodynamics, and dissociation energy of yttrium monosulfide, High Temp. Sci., 1975, 7, 204. [all data]

Rauh and Ackermann, 1974
Rauh, E.G.; Ackermann, R.J., First ionization potentials of some refractory oxide vapors, J. Chem. Phys., 1974, 60, 1396. [all data]

Liu and Wahlbeck, 1974
Liu, M.B.; Wahlbeck, P.G., Knudsen effusion and mass spectrometric studies of the vaporization of Y₂O₃(s). Dissociation energy of YO(g), High Temp. Sci., 1974, 6, 179. [all data]

Garton, Reeves, et al., 1973
Garton, W.R.S.; Reeves, E.M.; Tomkins, F.S.; Ercoli, B., Rydberg Series and Autoionization Resonances in the Y I Absorption Spectrum, Proc. R. Soc. London A:, 1973, 333, 17. [all data]

Moore, 1970
Moore, C.E., Ionization potentials and ionization limits derived from the analyses of optical spectra, Natl. Stand. Ref. Data Ser., (U.S. Natl. Bur. Stand.), 1970, 34, 1. [all data]

Notes

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• Symbols used in this document:
  

  EA	Electron affinity
  IE (evaluated)	Recommended ionization energy
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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