Decaborane(14)
- Formula: B10H14
- Molecular weight: 122.221
- IUPAC Standard InChI: InChI=1S/B10H14/c11-5-1-2-3(1,5)7(2,9(3,5,11)13-7)8(2)4(1,2)6(1,5)10(4,8,12-6)14-8/h1-10H
- IUPAC Standard InChIKey: XAMMYYSPUSIWAS-UHFFFAOYSA-N
- CAS Registry Number: 17702-41-9
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Boron hydride (B10H14); Decaborane; Boron hydride; Decaborane (B10H14); Tetradecahydrodecaborane; B10H14; nido-Decaborane(14)
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Condensed phase thermochemistry data
Go To: Top, 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.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -7.13 | kJ/mol | Review | Chase, 1998 | Data last reviewed in December, 1964 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid,1 bar | 234.54 | J/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1964 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔfH°solid | -28.87 | kJ/mol | Review | Chase, 1998 | Data last reviewed in December, 1964 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid | 176.57 | J/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1964 |
Liquid Phase Heat Capacity (Shomate Equation)
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 371.93 to 500. | 500. to 1500. |
|---|---|---|
| A | 884.4976 | 178.5823 |
| B | -7265.432 | 478.5073 |
| C | 23870.26 | -127.7651 |
| D | -22945.68 | -18.03576 |
| E | -0.966086 | -9.120786 |
| F | -116.8984 | -107.4794 |
| G | 2607.440 | 272.3307 |
| H | -7.133010 | -7.133010 |
| Reference | Chase, 1998 | Chase, 1998 |
| Comment | Data last reviewed in December, 1964 | Data last reviewed in December, 1964 |
Solid Phase Heat Capacity (Shomate Equation)
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 298. to 371.93 |
|---|---|
| A | 3620.060 |
| B | -19484.60 |
| C | 41262.10 |
| D | -28381.10 |
| E | -45.20370 |
| F | -702.2400 |
| G | 8529.260 |
| H | -28.86960 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1964 |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry 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 as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.88 ± 0.03 | PE | Lloyd, Lynaugh, et al., 1975 | LLK |
| 10.3 ± 0.5 | EI | Kaufman, Koski, et al., 1962 | RDSH |
| 11.0 ± 0.5 | EI | Margrave, 1960 | RDSH |
| 10.15 | PE | Roberts, 1974 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| Bl0H7+ | 12.5 ± 0.5 | 3H2+H | EI | Kaufman, Koski, et al., 1962 | RDSH |
| B10H6+ | 13.1 ± 0.3 | 4H2 | EI | Kaufman, Koski, et al., 1962 | RDSH |
| B10H8+ | 12.7 ± 0.3 | 3H2 | EI | Kaufman, Koski, et al., 1962 | RDSH |
| B10H10+ | 11.6 ± 0.2 | 2H2 | EI | Kaufman, Koski, et al., 1962 | RDSH |
| B10H11+ | 10.8 ± 0.5 | H2+H | EI | Kaufman, Koski, et al., 1962 | RDSH |
| B10H12+ | 10.9 ± 0.2 | H2 | EI | Kaufman, Koski, et al., 1962 | RDSH |
References
Go To: Top, Condensed phase 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.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Lloyd, Lynaugh, et al., 1975
Lloyd, D.R.; Lynaugh, N.; Roberts, P.J.; Guest, M.F.,
Photoelectron studies of boron and compounds, Part 5. -Higher boron hydrides B4H10, B5H9, B10H14,
J. Chem. Soc. Faraday Trans. 2, 1975, 71, 1382. [all data]
Kaufman, Koski, et al., 1962
Kaufman, J.J.; Koski, W.S.; Kuhns, L.J.; Law, R.W.,
Appearance and ionization potentials of selected fragments from decaborane, 11B10H14,
J. Am. Chem. Soc., 1962, 84, 4198. [all data]
Margrave, 1960
Margrave, J.L.,
Ionization potentials of B5H9, B5H8I, B10H14, and B10H13C2H5 from electron impact studies,
J. Chem. Phys., 1960, 32, 1889. [all data]
Roberts, 1974
Roberts, P.,
Title unavailable, Thesis, University of Birmingham, 1974. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy S°liquid,1 bar Entropy of liquid at standard conditions (1 bar) S°solid Entropy of solid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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