titanium
- Formula: Ti
- Molecular weight: 47.867
- IUPAC Standard InChIKey: RTAQQCXQSZGOHL-UHFFFAOYSA-N
- CAS Registry Number: 7440-32-6
- Chemical structure:
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- Other data available:
- 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
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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
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
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 Ti+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 6.8282 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 209. | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 204.0 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.0870 ± 0.0070 | EFD | Ilin, Sakharov, et al., 1987 | B |
0.080 ± 0.014 | LPES | Feigerle, Corderman, et al., 1981 | B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
6.8282 | EVAL | Lide, 1992 | LL |
6.8282 | LS | Page and Gudeman, 1990 | LL |
6.82 | S | Kelly, 1987 | LBLHLM |
6.820 ± 0.006 | S | Sugar and Corliss, 1985 | LBLHLM |
6.01 | PE | Dyke, Gravenor, et al., 1984 | LBLHLM |
6.8 ± 0.2 | EI | Banon, Chatillon, et al., 1982 | LBLHLM |
6.78 ± 0.02 | EI | Rauh and Ackermann, 1979 | LLK |
6.7 | EI | Hildenbrand, 1977 | LLK |
6.8 ± 0.1 | EI | Rauh and Ackermann, 1974 | LLK |
7.3 ± 0.6 | EI | Cocke and Gingerich, 1974 | LLK |
7.3 ± 0.6 | EI | Cocke and Gingerich, 1972 | LLK |
7.4 ± 0.5 | EI | Balducci, De Maria, et al., 1972 | LLK |
6.6 ± 0.5 | EI | Edwards, Franzen, et al., 1971 | LLK |
6.8204 | S | Moore, 1970 | RDSH |
6.6 ± 0.2 | EI | Mesnard, Uzan, et al., 1966 | RDSH |
References
Go To: Top, 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.
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]
Ilin, Sakharov, et al., 1987
Ilin, R.N.; Sakharov, V.I.; Serenkov, I.T.,
Study of Titanium Negative Ion Using Method of Electron Detachment by an Electric Field,
Opt. Spectros. (USSR), 1987, 62, 578. [all data]
Feigerle, Corderman, et al., 1981
Feigerle, C.S.; Corderman, R.R.; Bobashev, S.V.; Lineberger, W.C.,
Binding Energies and Structure of Transition Metal Negative Ions,
J. Chem. Phys., 1981, 74, 3, 1580, https://doi.org/10.1063/1.441289
. [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]
Page and Gudeman, 1990
Page, R.H.; Gudeman, C.S.,
Completing the iron period: Double-resonance, fluorescence-dip rydberg spectroscopy and ionization potentials of titanium, vanadium, iron, cobalt, and nickel,
J. Opt. Soc. Am. B, 1990, 1761. [all data]
Kelly, 1987
Kelly, R.L.,
Atomic and ionic spectrum lines of hydrogen through kryton,
J. Phys. Chem. Ref. Data, 1987, 16. [all data]
Sugar and Corliss, 1985
Sugar, J.; Corliss, C.,
Atomic energy levels of the iron period elements: Potassium through nickel,
J. Phys. Chem. Ref. Data, 1985, 14. [all data]
Dyke, Gravenor, et al., 1984
Dyke, J.M.; Gravenor, B.W.J.; Josland, G.D.; Lewis, R.A.; Morris, A.,
A gas phase investigation of titanium monoxide and atomic titanium using high temperature photoelectron spectroscopy,
Mol. Phys., 1984, 53, 465. [all data]
Banon, Chatillon, et al., 1982
Banon, S.; Chatillon, C.; Allibert, M.,
High temperature mass spectrometric study of ionization and fragmentation of TiO and TiO2 gas under electron impact,
High Temp. Sci., 1982, 15, 17. [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]
Hildenbrand, 1977
Hildenbrand, D.L.,
Dissociation energy of samarium monoxide and its relation to that of europium monoxide,
Chem. Phys. Lett., 1977, 48, 340. [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]
Cocke and Gingerich, 1974
Cocke, D.L.; Gingerich, K.A.,
Thermodynamic investigation of the gaseous molecules TiRh, Rh2, and Ti2Rh by mass spectrometry,
J. Chem. Phys., 1974, 60, 1958. [all data]
Cocke and Gingerich, 1972
Cocke, D.L.; Gingerich, K.A.,
Determination of the heats of atomization of the molecules RhC2, RhC, and TiC2 by high temperature mass spectrometry,
J. Chem. Phys., 1972, 57, 3654. [all data]
Balducci, De Maria, et al., 1972
Balducci, G.; De Maria, G.; Guido, M.; Piacente, V.,
Dissociation energy of TiO and TiO2 gaseous molecules,
J. Chem. Phys., 1972, 56, 3422. [all data]
Edwards, Franzen, et al., 1971
Edwards, J.G.; Franzen, H.F.; Gilles, P.W.,
High-temperature mass spectrometry, vaporization, and thermodynamics of titanium monosulfide,
J. Chem. Phys., 1971, 54, 545. [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]
Mesnard, Uzan, et al., 1966
Mesnard, G.; Uzan, R.; Cabaud, B.,
Etude au spectrometre de masse des produits d'evaporation du bioxyde de titane et du titanate de baryum,
Rev. Phys. Appl., 1966, 1, 123. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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