Boron oxide anion
- Formula: BO2-
- Molecular weight: 42.810
- CAS Registry Number: 14100-65-3
- Information on this page:
- Options:
Gas phase thermochemistry data
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°gas,1 bar | 51.606 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1968 |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References, Notes
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
BO2- + = HBO2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 322.9 ± 5.4 | kcal/mol | D-EA | Zhai, Wang, et al., 2007 | gas phase |
| ΔrH° | 324.1 ± 6.3 | kcal/mol | D-EA | Sidorov, Rudnyi, et al., 1983 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Vibrational and/or electronic energy levels, References, Notes
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
Protonation reactions
BO2- + = HBO2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 322.9 ± 5.4 | kcal/mol | D-EA | Zhai, Wang, et al., 2007 | gas phase |
| ΔrH° | 324.1 ± 6.3 | kcal/mol | D-EA | Sidorov, Rudnyi, et al., 1983 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Marilyn E. Jacox
State: ?
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| Td = 35985 ± 240 | gas | Zhai, Wang, et al., 2007, 2 | |||||
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| Πu | 2 | Bend | 587.8 | Ar | IR | Burkholder and Andrews, 1991 | |
| Σu+ | 3 | Asym. stretch | 1931.0 | Ar | IR | Burkholder and Andrews, 1991 | |
| 3 | Asym. stretch | 1926.1 | Kr | IR | Burkholder and Andrews, 1991 | ||
| 3 | Asym. stretch | 1915.6 | Xe | IR | Burkholder and Andrews, 1991 | ||
| 3 | Asym. stretch | 1925.8 | O2 | IR | Burkholder and Andrews, 1991 | ||
Additional references: Jacox, 1994, page 84
Notes
| d | Photodissociation threshold |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Zhai, Wang, et al., 2007
Zhai, H.J.; Wang, L.M.; Li, S.D.; Wang, L.S.,
Vibrationally resolved photoelectron spectroscopy of BO- and BO2-: A joint experimental and theoretical study,
J. Phys. Chem. A, 2007, 111, 6, 1030-1035, https://doi.org/10.1021/jp0666939
. [all data]
Sidorov, Rudnyi, et al., 1983
Sidorov, L.N.; Rudnyi, E.B.; Nikitin, M.I.; Sorokin, I.D.,
Gas Phase Anion Exchange Reactions and the Determination of the Heats of Formation of Metaphosphate (PO3-), metaborate (BO2-), and perrhennate (ReO4-),
Dokl. Akad. Nauk SSSR Ser. Khim., 1983, 272, 1172. [all data]
Zhai, Wang, et al., 2007, 2
Zhai, H.-J.; Wang, L.-M.; Li, S.-D.; Wang, L.-S.,
Vibrationally Resolved Photoelectron Spectroscopy of BO,
J. Phys. Chem. A, 2007, 111, 6, 1030, https://doi.org/10.1021/jp0666939
. [all data]
Burkholder and Andrews, 1991
Burkholder, T.R.; Andrews, L.,
Reactions of boron atoms with molecular oxygen. Infrared spectra of BO, BO2, B2O2, B2O3, and BO-2 in solid argon,
J. Chem. Phys., 1991, 95, 12, 8697, https://doi.org/10.1063/1.461814
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
S°gas,1 bar Entropy of gas at standard conditions (1 bar) ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.