boron


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:
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 B+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)8.29803 ± 0.00002eVN/AN/AL

Electron affinity determinations

EA (eV) Method Reference Comment
0.279743 ± 0.000044LPDScheer, Bilodeau, et al., 1998tunable IR laser; B
0.278 ± 0.010LPESFeigerle, Corderman, et al., 1981B
<0.500002PDFeldmann, Rackwitz, et al., 1977B

Ionization energy determinations

IE (eV) Method Reference Comment
8.29803EVALLide, 1992LL
8.298SKelly, 1987LBLHLM
8.0EIMurad and Hildenbrand, 1975LLK
8.29802 ± 0.00002SBrown, Tilford, et al., 1974LLK
8.6 ± 0.4EIGingerich, 1971LLK
8.298SMoore, 1970RDSH

Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

B+ + boron = (B+ • boron)

By formula: B+ + B = (B+ • B)

Quantity Value Units Method Reference Comment
Δr75. ± 59.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • boron) + boron = (B+ • 2boron)

By formula: (B+ • B) + B = (B+ • 2B)

Quantity Value Units Method Reference Comment
Δr410. ± 67.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 2boron) + boron = (B+ • 3boron)

By formula: (B+ • 2B) + B = (B+ • 3B)

Quantity Value Units Method Reference Comment
Δr770. ± 150.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 3boron) + boron = (B+ • 4boron)

By formula: (B+ • 3B) + B = (B+ • 4B)

Quantity Value Units Method Reference Comment
Δr686. ± 59.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 4boron) + boron = (B+ • 5boron)

By formula: (B+ • 4B) + B = (B+ • 5B)

Quantity Value Units Method Reference Comment
Δr260. ± 59.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 5boron) + boron = (B+ • 6boron)

By formula: (B+ • 5B) + B = (B+ • 6B)

Quantity Value Units Method Reference Comment
Δr531. ± 67.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 6boron) + boron = (B+ • 7boron)

By formula: (B+ • 6B) + B = (B+ • 7B)

Quantity Value Units Method Reference Comment
Δr410. ± 50.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 7boron) + boron = (B+ • 8boron)

By formula: (B+ • 7B) + B = (B+ • 8B)

Quantity Value Units Method Reference Comment
Δr380. ± 50.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 8boron) + boron = (B+ • 9boron)

By formula: (B+ • 8B) + B = (B+ • 9B)

Quantity Value Units Method Reference Comment
Δr523. ± 50.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 9boron) + boron = (B+ • 10boron)

By formula: (B+ • 9B) + B = (B+ • 10B)

Quantity Value Units Method Reference Comment
Δr540. ± 75.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 10boron) + boron = (B+ • 11boron)

By formula: (B+ • 10B) + B = (B+ • 11B)

Quantity Value Units Method Reference Comment
Δr531. ± 50.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

(B+ • 11boron) + boron = (B+ • 12boron)

By formula: (B+ • 11B) + B = (B+ • 12B)

Quantity Value Units Method Reference Comment
Δr770. ± 150.kJ/molCIDHanley, Whitten, et al., 1988gas phase; ΔrH<

References

Go To: Top, Gas phase ion energetics data, Ion clustering data, Notes

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

Scheer, Bilodeau, et al., 1998
Scheer, M.; Bilodeau, R.C.; Haugen, H.K., Negative ion of boron: An experimental study of the P-3 ground state, Phys. Rev. Lett., 1998, 80, 12, 2562-2565, https://doi.org/10.1103/PhysRevLett.80.2562 . [all data]

Feigerle, Corderman, et al., 1981
Feigerle, C.S.; Corderman, R.R.; Lineberger, W.C., Electron affinities of B, Al, Bi, and Pb, J. Chem. Phys., 1981, 74, 2, 1513, https://doi.org/10.1063/1.441174 . [all data]

Feldmann, Rackwitz, et al., 1977
Feldmann, D.; Rackwitz, R.; Heincke, H.; Kaiser, H.J., Photoabsolung von Elektronen der Ionen B-, Ga-, In-, Tl-, Ge-, und Pb-, Z. Naturforschung A, 1977, 32, 302. [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]

Kelly, 1987
Kelly, R.L., Atomic and ionic spectrum lines of hydrogen through kryton, J. Phys. Chem. Ref. Data, 1987, 16. [all data]

Murad and Hildenbrand, 1975
Murad, E.; Hildenbrand, D.L., Thermochemical properties of gaseous ZrO and ZrO2, J. Chem. Phys., 1975, 63, 1133. [all data]

Brown, Tilford, et al., 1974
Brown, C.M.; Tilford, S.G.; Ginter, M.L., Absorption spectrum of B I in the 1350-1900-A region, J. Opt. Soc. Am., 1974, 64, 877. [all data]

Gingerich, 1971
Gingerich, K.A., Gaseous metal borides. III. The dissociation energy and heat of formation of gold monoboride, J. Chem. Phys., 1971, 54, 2646. [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]

Hanley, Whitten, et al., 1988
Hanley, L.; Whitten, J.L.; Anderson, S.L., Collision - Induced Dissociation and ab initio Studies of Boron Cluster Ions. Determination of Structures and Stabilities, J. Phys. Chem., 1988, 92, 20, 5803, https://doi.org/10.1021/j100331a052 . [all data]


Notes

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