iron
- Formula: Fe
- Molecular weight: 55.845
- IUPAC Standard InChIKey: XEEYBQQBJWHFJM-UHFFFAOYSA-N
- CAS Registry Number: 7439-89-6
- Chemical structure:
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, NIST Free Links, 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°gas | 99.300 | kcal/mol | Review | Chase, 1998 | Data last reviewed in March, 1978 |
Quantity | Value | Units | Method | Reference | Comment |
S°gas,1 bar | 43.138 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in March, 1978 |
Gas 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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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Temperature (K) | 3133.345 to 6000. |
---|---|
A | 2.698980 |
B | 1.670581 |
C | -0.265369 |
D | 0.029243 |
E | 1.359771 |
F | 101.2280 |
G | 49.32101 |
H | 99.30010 |
Reference | Chase, 1998 |
Comment | Data last reviewed in March, 1978 |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, NIST Free Links, 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 | 2.964 | kcal/mol | Review | Chase, 1998 | Data last reviewed in March, 1978 |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid,1 bar | 8.308 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in March, 1978 |
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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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Temperature (K) | 1809. to 3133.345 |
---|---|
A | 11.00000 |
B | -4.504460×10-9 |
C | 1.456680×10-9 |
D | -1.587071×10-10 |
E | -1.970870×10-9 |
F | -2.582560 |
G | 17.33770 |
H | 2.962481 |
Reference | Chase, 1998 |
Comment | Data last reviewed in March, 1978 |
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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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Temperature (K) | 298. to 700. | 700. to 1042. | 1042. to 1100. | 1100. to 1809. | 298. to 1809. |
---|---|---|---|---|---|
A | 4.404561 | -13806.80 | -77.88860 | -185.6450 | 5.730041 |
B | 5.889821 | 32963.60 | 6.914140 | 219.7420 | 1.999941 |
C | -2.130430 | -29343.50 | 0.000000 | -91.71090 | 0.000066 |
D | 2.309920 | 9245.320 | 0.000000 | 13.64280 | -0.000021 |
E | -0.003022 | 954.3690 | 98.46150 | 57.87211 | -0.000001 |
F | -1.570990 | 5754.940 | 178.2560 | 166.7360 | 0.064060 |
G | 10.16130 | -20880.50 | 57.80990 | -133.4530 | 14.83350 |
H | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 1.861381 |
Reference | Chase, 1998 | Chase, 1998 | Chase, 1998 | Chase, 1998 | Chase, 1998 |
Comment | α-δ phase; Data last reviewed in March, 1978 | α-δ phase; Data last reviewed in March, 1978 | α-δ phase; Data last reviewed in March, 1978 | α-δ phase; Data last reviewed in March, 1978 | γ phase; Data last reviewed in March, 1978 |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Gas phase ion energetics data, Ion clustering data, NIST Free Links, 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:
MS - José A. Martinho Simões
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - 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
CFeO (g) = (g) +
(g)
By formula: CFeO (g) = CO (g) + Fe (g)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 8.4 ± 3.5 | kcal/mol | FA-SIFT | Sunderlin, Wang, et al., 1992 | MS |
ΔrH° | <39.0 | kcal/mol | N/A | Venkataraman, Bandukwalla, et al., 1989 | Method: Velocity distributions of photofragments from Fe(CO)5.; MS |
ΔrH° | 21. ± 6.9 | kcal/mol | N/A | Engelking and Lineberger, 1979 | Please also see Compton and Stockdale, 1976. Method: LPS and collision with low energy electrons.; MS |
By formula: Fe+ + Fe = (Fe+ • Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 62. | kcal/mol | CID | Loh, Lian, et al., 1988 | gas phase; M |
ΔrH° | 62.4 | kcal/mol | PDiss | Tecklenberg, Bricker, et al., 1988 | gas phase; ΔrH>; M |
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
64.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • Fe) + Fe = (Fe+ • 2Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 55.6 | kcal/mol | PDiss | Tecklenberg, Bricker, et al., 1988 | gas phase; ΔrH<; M |
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
40.4 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 2Fe) + Fe = (Fe+ • 3Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 41.5 | kcal/mol | CID | Loh, Lian, et al., 1988 | gas phase; M |
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
51.6 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (FeO- • 4294967295Fe) + Fe = FeO-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 94.3 ± 4.0 | kcal/mol | N/A | Drechsler, Boesl, et al., 1997 | gas phase; B |
ΔrH° | 94.3 ± 7.0 | kcal/mol | Ther | Engelking and Lineberger, 1977 | gas phase; B |
C12Fe3O12 (cr) = 12 (g) + 3
(cr)
By formula: C12Fe3O12 (cr) = 12CO (g) + 3Fe (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 123.2 ± 2.8 | kcal/mol | TD-HFC | Connor, Skinner, et al., 1973 | MS |
ΔrH° | 125.7 ± 3.0 | kcal/mol | HAL-HFC | Connor, Skinner, et al., 1973 | MS |
C6H4FeO4 (l) = 4 (g) +
(cr) +
(g)
By formula: C6H4FeO4 (l) = 4CO (g) + Fe (cr) + C2H4 (g)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 46.0 ± 2.0 | kcal/mol | HAL-HFC | Brown, Connor, et al., 1976 | MS |
ΔrH° | 44.31 | kcal/mol | TD-HFC | Brown, Connor, et al., 1976 | MS |
C9Fe2O9 (cr) = 9 (g) + 2
(cr)
By formula: C9Fe2O9 (cr) = 9CO (g) + 2Fe (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 99.4 ± 1.0 | kcal/mol | TD-HFC | Connor, Skinner, et al., 1973 | MS |
ΔrH° | 98.8 ± 1.2 | kcal/mol | HAL-HFC | Connor, Skinner, et al., 1973 | MS |
By formula: (Fe+ • 3CO • 2Fe) + CO = (Fe+ • 4CO • 2Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 56.9 | kcal/mol | PDiss | Tecklenberg, Bricker, et al., 1988 | gas phase; ΔrH<; M |
By formula: (Fe+ • 10Fe) + Fe = (Fe+ • 11Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
79.8 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 11Fe) + Fe = (Fe+ • 12Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
97.5 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 12Fe) + Fe = (Fe+ • 13Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
67.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 13Fe) + Fe = (Fe+ • 14Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
90.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 14Fe) + Fe = (Fe+ • 15Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
76.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 15Fe) + Fe = (Fe+ • 16Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
77.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 16Fe) + Fe = (Fe+ • 17Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
74.3 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 17Fe) + Fe = (Fe+ • 18Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
89.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 9Fe) + Fe = (Fe+ • 10Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
73.6 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 3Fe) + Fe = (Fe+ • 4Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
62.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 4Fe) + Fe = (Fe+ • 5Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
75.3 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 5Fe) + Fe = (Fe+ • 6Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
76.5 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 6Fe) + Fe = (Fe+ • 7Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
60.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 7Fe) + Fe = (Fe+ • 8Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
67.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 8Fe) + Fe = (Fe+ • 9Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
67.9 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • Fe) + CO = (Fe+ • CO • Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 58.6 | kcal/mol | PDiss | Tecklenberg, Bricker, et al., 1988 | gas phase; ΔrH<; M |
(CAS Reg. No. 64899-88-3 • 4294967295) +
= CAS Reg. No. 64899-88-3
By formula: (CAS Reg. No. 64899-88-3 • 4294967295Fe) + Fe = CAS Reg. No. 64899-88-3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 43.1 ± 7.0 | kcal/mol | N/A | Stevens, Feigerle, et al., 1983 | gas phase; B |
C12FeO12Ru2 (cr) = 12 (g) +
(cr) + 2
(cr)
By formula: C12FeO12Ru2 (cr) = 12CO (g) + Fe (cr) + 2Ru (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 135. ± 2.4 | kcal/mol | TD-HFC | Baev, Connor, et al., 1981 | MS |
C12Fe2O12Ru (cr) = 12 (g) + 2
(cr) +
(cr)
By formula: C12Fe2O12Ru (cr) = 12CO (g) + 2Fe (cr) + Ru (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 118. ± 2. | kcal/mol | TD-HFC | Baev, Connor, et al., 1981 | MS |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, NIST Free Links, References, Notes
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 Fe+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 7.9024 ± 0.0001 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 180. | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 174.7 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.31 ± 0.20 | D-EA | Miller, Miller, et al., 1993 | Acidity stronger than EtCO2H, comparable to HCO2H.; B |
0.1510 ± 0.0030 | LPES | Leopold and Lineberger, 1986 | B |
0.164 ± 0.035 | LPES | Engelking and Lineberger, 1979, 2 | B |
0.140 ± 0.050 | LPES | Engelking and Lineberger, 1976 | B |
<0.25 ± 0.20 | EIAE | Compton and Stockdale, 1976 | From Fe(CO)5; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.92 | EI | Russell, Solouki, et al., 1995 | LL |
7.9024 | EVAL | Lide, 1992 | LL |
7.870 | S | Kelly, 1987 | LBLHLM |
7.9023 ± 0.0001 | S | Sugar and Corliss, 1985 | LBLHLM |
7.90 | PE | Dyke, Gravenor, et al., 1982 | LBLHLM |
7.7 ± 0.2 | EI | Clements and Sale, 1976 | LLK |
8.0 ± 0.5 | EI | Hildenbrand, 1975 | LLK |
7.870 | S | Moore, 1970 | RDSH |
Ion clustering data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, NIST Free Links, 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:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
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
By formula: Fe+ + Fe = (Fe+ • Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 62. | kcal/mol | CID | Loh, Lian, et al., 1988 | gas phase; M |
ΔrH° | 62.4 | kcal/mol | PDiss | Tecklenberg, Bricker, et al., 1988 | gas phase; ΔrH>; M |
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
64.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • Fe) + Fe = (Fe+ • 2Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 55.6 | kcal/mol | PDiss | Tecklenberg, Bricker, et al., 1988 | gas phase; ΔrH<; M |
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
40.4 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 2Fe) + Fe = (Fe+ • 3Fe)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 41.5 | kcal/mol | CID | Loh, Lian, et al., 1988 | gas phase; M |
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
51.6 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 3Fe) + Fe = (Fe+ • 4Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
62.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 4Fe) + Fe = (Fe+ • 5Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
75.3 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 5Fe) + Fe = (Fe+ • 6Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
76.5 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 6Fe) + Fe = (Fe+ • 7Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
60.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 7Fe) + Fe = (Fe+ • 8Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
67.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 8Fe) + Fe = (Fe+ • 9Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
67.9 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 9Fe) + Fe = (Fe+ • 10Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
73.6 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 10Fe) + Fe = (Fe+ • 11Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
79.8 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 11Fe) + Fe = (Fe+ • 12Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
97.5 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 12Fe) + Fe = (Fe+ • 13Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
67.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 13Fe) + Fe = (Fe+ • 14Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
90.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 14Fe) + Fe = (Fe+ • 15Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
76.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 15Fe) + Fe = (Fe+ • 16Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
77.2 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 16Fe) + Fe = (Fe+ • 17Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
74.3 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (Fe+ • 17Fe) + Fe = (Fe+ • 18Fe)
Enthalpy of reaction
ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
89.1 | CID | Armentrout and Kickel, 1994 | gas phase; guided ion beam CID; M |
By formula: (FeO- • 4294967295Fe) + Fe = FeO-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 94.3 ± 4.0 | kcal/mol | N/A | Drechsler, Boesl, et al., 1997 | gas phase; B |
ΔrH° | 94.3 ± 7.0 | kcal/mol | Ther | Engelking and Lineberger, 1977 | gas phase; B |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, NIST Free Links, 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]
Sunderlin, Wang, et al., 1992
Sunderlin, L.S.; Wang, D.; Squires, R.R.,
Metal Carbonyl Bond Strengths in Fe(CO)n- and Ni(CO)n-,
J. Am. Chem. Soc., 1992, 114, 8, 2788, https://doi.org/10.1021/ja00034a004
. [all data]
Venkataraman, Bandukwalla, et al., 1989
Venkataraman, B.K.; Bandukwalla, G.; Zhang, Z.; Vernon, M.,
J. Chem. Phys., 1989, 90, 5510. [all data]
Engelking and Lineberger, 1979
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Notes
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- Symbols used in this document:
EA Electron affinity IE (evaluated) Recommended ionization energy S°gas,1 bar Entropy of gas at standard conditions (1 bar) S°liquid,1 bar Entropy of liquid at standard conditions (1 bar) T Temperature ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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