titanium trifluoride


Gas phase thermochemistry 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.

Quantity Value Units Method Reference Comment
Δfgas-284.099kcal/molReviewChase, 1998Data last reviewed in June, 1968
Quantity Value Units Method Reference Comment
gas,1 bar69.630cal/mol*KReviewChase, 1998Data last reviewed in June, 1968

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) 298. to 6000.
A 20.24130
B 0.269599
C -0.089771
D 0.007937
E -0.423963
F -291.5669
G 91.66420
H -284.0999
ReferenceChase, 1998
Comment Data last reviewed in June, 1968

Condensed phase thermochemistry 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.

Quantity Value Units Method Reference Comment
Δfsolid-343.100kcal/molReviewChase, 1998Data last reviewed in June, 1968
Quantity Value Units Method Reference Comment
solid20.99cal/mol*KReviewChase, 1998Data last reviewed in June, 1968

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 1500.1500. to 2000.
A 18.8194024.98791
B 8.6290614.101480
C -2.578641-0.909566
D 1.1327710.139315
E 0.0705260.531456
F -348.8389-353.3050
G 41.6981145.33430
H -343.0999-343.0999
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1968 Data last reviewed in June, 1968

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 compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference
10.5 ± 0.5EIZmbov and Margrave, 1967

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
TiF+15.5?EIZmbov and Margrave, 1967 
TiF2+14.0FEIZmbov and Margrave, 1967 
Ti+21.3?EIZmbov and Margrave, 1967 

References

Go To: Top, Gas phase thermochemistry data, 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]

Zmbov and Margrave, 1967
Zmbov, K.F.; Margrave, J.L., Mass spectrometric studies at high temperatures. XVI.Sublimation pressures for TiF.and the stabilities of TiF2(g) and TiF(g), J. Phys. Chem., 1967, 71, 2893. [all data]


Notes

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