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zinc

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change 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.

Quantity Value Units Method Reference Comment
Deltafgas130.40 ± 0.40kJ/molReviewCox, Wagman, et al., 1984CODATA Review value
Deltafgas130.42kJ/molReviewChase, 1998Data last reviewed in December, 1978
Quantity Value Units Method Reference Comment
gas,1 bar160.990 ± 0.004J/mol*KReviewCox, Wagman, et al., 1984CODATA Review value
gas,1 bar160.99J/mol*KReviewChase, 1998Data last reviewed in December, 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 (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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View table.

Temperature (K) 1180.173 - 6000.
A 18.20166
B 2.313999
C -0.736547
D 0.079950
E 1.073557
F 126.9388
G 184.6977
H 130.4203
ReferenceChase, 1998
Comment Data last reviewed in December, 1978

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change 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.

Quantity Value Units Method Reference Comment
Deltafliquid6.52kJ/molReviewChase, 1998Data last reviewed in December, 1978
Quantity Value Units Method Reference Comment
liquid,1 bar50.79J/mol*KReviewChase, 1998Data last reviewed in December, 1978
Quantity Value Units Method Reference Comment
solid,1 bar41.63 ± 0.15J/mol*KReviewCox, Wagman, et al., 1984CODATA Review value
Quantity Value Units Method Reference Comment
solid41.72J/mol*KReviewChase, 1998Data last reviewed in December, 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 (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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View table.

Temperature (K) 692.73 - 1180.173
A 31.38004
B -9.647635×10-9
C 6.798541×10-9
D -1.574453×10-9
E -3.249003×10-10
F -3.590873
G 86.68160
H 6.519007
ReferenceChase, 1998
Comment Data last reviewed in December, 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 (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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View table.

Temperature (K) 298. - 692.73
A 25.60123
B -4.405292
C 20.42206
D -7.399697
E -0.045801
F -7.755964
G 72.91373
H 0.000000
ReferenceChase, 1998
Comment Data last reviewed in December, 1978

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase 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: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director

Quantity Value Units Method Reference Comment
Tfus965.74KN/AAnonymous, 1988Uncertainty assigned by TRC = 0.05 K; nominal value, from the catalog
Tfus692.65KN/AAnonymous, 1988Uncertainty assigned by TRC = 0.1 K; nominal value, from the catalog
Tfus692.83KN/ACallanan, Sullivan, et al., 1985Uncertainty assigned by TRC = 0.3 K

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, 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

View reactions leading to Zn+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)9.39405eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)608.6kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity586.0kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
9.39405EVALLide, 1992LL
9.3942SKelly, 1987LBLHLM
9.39420 ± 0.00002SBrown, Tilford, et al., 1975LLK
9.57 ± 0.07EICabaud, Hoareau, et al., 1972LLK
9.394SMoore, 1970RDSH
9.39405SJohansson and Contreras, 1968RDSH

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change 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.

Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A., CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

Anonymous, 1988
Anonymous, X., , NBS Spec. Publ. (U. S.) 260, 1988. [all data]

Callanan, Sullivan, et al., 1985
Callanan, J.E.; Sullivan, S.A.; Vecchia, D.F., Feasibility Study for the Development of Standards Using Differential Scanning Calorimetry, Natl. Bur. Stand. Spec. Publ. 260-99 1985, 1985. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [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]

Brown, Tilford, et al., 1975
Brown, C.M.; Tilford, S.G.; Ginter, M.L., Absorption spectra of Zn I Cd and I in the 1300-1750 A region, J. Opt. Soc. Am., 1975, 65, 1404. [all data]

Cabaud, Hoareau, et al., 1972
Cabaud, B.; Hoareau, A.; Nounou, P.; Uzan, R., Etude des processus d'ionisation a haute temperature des vapeurs metalliques par couplage d'une cellule de knudsen et d'une source fox. II. Interpretation des processus d'autoionisation des vapeurs metalliques monoatomiques et influence delatemperature sur les courbes d'efficacite d'ionisation., Int. J. Mass Spectrom. Ion Phys., 1972, 8, 181. [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]

Johansson and Contreras, 1968
Johansson, I.; Contreras, R., New measurements in the arc spectrum of zinc, Ark. Fys., 1968, 37, 513. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References