sodium

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Gas phase thermochemistry data

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

Quantity Value Units Method Reference Comment
Δfgas107.5 ± 0.7kJ/molReviewCox, Wagman, et al., 1984CODATA Review value
Δfgas107.30kJ/molReviewChase, 1998Data last reviewed in June, 1962
Quantity Value Units Method Reference Comment
gas,1 bar153.718 ± 0.003J/mol*KReviewCox, Wagman, et al., 1984CODATA Review value
gas,1 bar153.65J/mol*KReviewChase, 1998Data last reviewed in June, 1962

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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Temperature (K) 1170.525 to 6000.
A 20.80573
B 0.277206
C -0.392086
D 0.119634
E -0.008879
F 101.0386
G 178.7095
H 107.2999
ReferenceChase, 1998
Comment Data last reviewed in June, 1962

Condensed phase thermochemistry data

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

Quantity Value Units Method Reference Comment
Δfliquid2.41kJ/molReviewChase, 1998Data last reviewed in June, 1962
Quantity Value Units Method Reference Comment
liquid,1 bar57.86J/mol*KReviewChase, 1998Data last reviewed in June, 1962
Quantity Value Units Method Reference Comment
solid,1 bar51.30 ± 0.20J/mol*KReviewCox, Wagman, et al., 1984CODATA Review value
Quantity Value Units Method Reference Comment
solid51.46J/mol*KReviewChase, 1998Data last reviewed in June, 1962

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) 370.98 to 1170.525
A 40.25707
B -28.23849
C 20.69402
D -3.641872
E -0.079874
F -8.782300
G 113.6646
H 2.406001
ReferenceChase, 1998
Comment Data last reviewed in June, 1962

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 370.
A 72.63675
B -9.491572
C -730.9322
D 1414.518
E -1.259377
F -21.79467
G 155.0963
H 0.000000
ReferenceChase, 1998
Comment Data last reviewed in June, 1962

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Quantity Value Units Method Reference Comment
Tboil1156.KN/AHonig and Kramer, 1969Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Tfus370.96KN/AMarsh, 1987Uncertainty assigned by TRC = 0.01 K; recommended as fixed point for thermometry; TRC
Quantity Value Units Method Reference Comment
Ttriple370.98KN/AHonig and Kramer, 1969Uncertainty assigned by TRC = 0.03 K; TRC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
924. to 1118.02.460771873.728-416.372Rodebush and Walters, 1930Coefficents calculated by NIST from author's data.

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:


Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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.

Data compiled as indicated in comments:
MS - José A. Martinho Simões
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

0.5Chromium, hexacarbonylbis(η5-2,4-cyclopentadien-1-yl)di-, (Cr-Cr) (solution) + sodium (cr) = C8H5CrNaO3 (solution)

By formula: 0.5C16H10Cr2O6 (solution) + Na (cr) = C8H5CrNaO3 (solution)

Quantity Value Units Method Reference Comment
Δr-285.1 ± 3.6kJ/molRSCKiss, Nolan, et al., 1994solvent: Tetrahydrofuran; The reaction enthalpy was calculated from the enthalpies of the following reactions: 0.5[Cr(Cp)(CO)3]2(solution) + (Na)[Cr(Cp)(CO)2(PPh3)](solution) = (Na)[Cr(Cp)(CO)3](solution) + Cr(Cp)(CO)2(PPh3)(solution), -34.9 ± 0.4 kJ/mol, Cr(Cp)(CO)2(PPh3)(solution) + (Na)(Ph2CO)(solution) = (Na)[Cr(Cp)(CO)2(PPh3)](solution) + Ph2CO(solution), -89.1 ± 2.5 kJ/mol, and Ph2CO(solution) + Na(cr) = (Na)(Ph2CO)(solution), -161.1 ± 2.5 kJ/mol Kiss, Nolan, et al., 1994.; MS

0.5C16H10Mo2O6 (solution) + sodium (cr) = C8H5MoNaO3 (solution)

By formula: 0.5C16H10Mo2O6 (solution) + Na (cr) = C8H5MoNaO3 (solution)

Quantity Value Units Method Reference Comment
Δr-265.5 ± 3.6kJ/molRSCKiss, Nolan, et al., 1994solvent: Tetrahydrofuran; The reaction enthalpy was calculated from the enthalpies of the following reactions: 0.5[Mo(Cp)(CO)3]2(solution) + (Na)[Cr(Cp)(CO)2(PPh3)](solution) = (Na)[Mo(Cp)(CO)3](solution) + Cr(Cp)(CO)2(PPh3)(solution), -15.3 ± 0.4 kJ/mol, Cr(Cp)(CO)2(PPh3)(solution) + (Na)(Ph2CO)(solution) = (Na)[Cr(Cp)(CO)2(PPh3)](solution) + Ph2CO(solution), -89.1 ± 2.5 kJ/mol, and Ph2CO(solution) + Na(cr) = (Na)(Ph2CO)(solution), -161.1 ± 2.5 kJ/mol Kiss, Nolan, et al., 1994.; MS

0.5C26H30Mo2O6 (solution) + sodium (cr) = C13H15MoNaO3 (solution)

By formula: 0.5C26H30Mo2O6 (solution) + Na (cr) = C13H15MoNaO3 (solution)

Quantity Value Units Method Reference Comment
Δr-250.6 ± 6.0kJ/molRSCKiss, Nolan, et al., 1994solvent: Tetrahydrofuran; The reaction enthalpy was calculated from the enthalpies of the following reactions: 0.5[Mo(Cp*)(CO)3]2(solution) + (Na)[Cr(Cp)(CO)2(PPh3)](solution) = (Na)[Mo(Cp*)(CO)3](solution) + Cr(Cp)(CO)2(PPh3)(solution), Cr(Cp)(CO)2(PPh3)(solution) + (Na)(Ph2CO)(solution) = (Na)[Cr(Cp)(CO)2(PPh3)](solution) + Ph2CO(solution), -89.1 ± 2.5 kJ/mol, and Ph2CO(solution) + Na(cr) = (Na)(Ph2CO)(solution), -161.1 ± 2.5 kJ/mol Kiss, Nolan, et al., 1994.; MS

0.5C16H10O6W2 (solution) + sodium (cr) = C8H5NaO3W (solution)

By formula: 0.5C16H10O6W2 (solution) + Na (cr) = C8H5NaO3W (solution)

Quantity Value Units Method Reference Comment
Δr-258.2 ± 6.0kJ/molRSCKiss, Nolan, et al., 1994solvent: Tetrahydrofuran; The reaction enthalpy was calculated from the enthalpies of the following reactions: 0.5[W(Cp)(CO)3]2(solution) + (Na)[Cr(Cp)(CO)2(PPh3)](solution) = (Na)[W(Cp)(CO)3](solution) + Cr(Cp)(CO)2(PPh3)(solution), Cr(Cp)(CO)2(PPh3)(solution) + (Na)(Ph2CO)(solution) = (Na)[Cr(Cp)(CO)2(PPh3)](solution) + Ph2CO(solution), -89.1 ± 2.5 kJ/mol, and Ph2CO(solution) + Na(cr) = (Na)(Ph2CO)(solution), -161.1 ± 2.5 kJ/mol Kiss, Nolan, et al., 1994.; MS

0.5Dicobalt octacarbonyl (solution) + sodium (cr) = C4CoNaO4 (solution)

By formula: 0.5C8Co2O8 (solution) + Na (cr) = C4CoNaO4 (solution)

Quantity Value Units Method Reference Comment
Δr-318. ± 11.kJ/molRSCKiss, Nolan, et al., 1994solvent: Tetrahydrofuran; The reaction enthalpy was calculated from the enthalpies of the following reactions: 0.5Co2(CO)8(solution) + (Na)(Ph2CO)(solution) = (Na)[Co(CO)4](solution) + Ph2CO(solution), -157. ± 11. kJ/mol, and Ph2CO(solution) + Na(cr) = (Na)(Ph2CO)(solution), -161.1 ± 2.5 kJ/mol Kiss, Nolan, et al., 1994.; MS

4sodium + Ethene, chlorotrifluoro- = 2carbon + sodium chloride + 3sodium fluoride

By formula: 4Na + C2ClF3 = 2C + ClNa + 3FNa

Quantity Value Units Method Reference Comment
Δr-1576.1 ± 5.4kJ/molCmKolesov, Zenkov, et al., 1963gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -1543. ± 5.4 kJ/mol; ALS

(CAS Reg. No. 58799-98-7 • 4294967295sodium) + sodium = CAS Reg. No. 58799-98-7

By formula: (CAS Reg. No. 58799-98-7 • 4294967295Na) + Na = CAS Reg. No. 58799-98-7

Quantity Value Units Method Reference Comment
Δr58.7 ± 3.0kJ/molN/AMcHugh, Eaton, et al., 1989gas phase; Vertical Detachment Energy: 0.543±0.010 eV; B

Cyclobutane, octafluoro- + 4sodium = 4carbon + 8sodium fluoride

By formula: C4F8 + 4Na = 4C + 8FNa

Quantity Value Units Method Reference Comment
Δr-2989. ± 9.2kJ/molCcbKolesov, Talakin, et al., 1968gas phase; Correction of Kolesov, Talakin, et al., 1964; ALS

(Sodium ion (1+) • 8sodium) + sodium = (Sodium ion (1+) • 9sodium)

By formula: (Na+ • 8Na) + Na = (Na+ • 9Na)

Quantity Value Units Method Reference Comment
Δr75.3kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; ΔrH<; M

(CAS Reg. No. 67291-87-6 • 4294967295sodium) + sodium = CAS Reg. No. 67291-87-6

By formula: (CAS Reg. No. 67291-87-6 • 4294967295Na) + Na = CAS Reg. No. 67291-87-6

Quantity Value Units Method Reference Comment
Δr126.8 ± 2.5kJ/molN/AMiller, Leopold, et al., 1986gas phase; B

(CAS Reg. No. 71892-04-1 • 4294967295sodium) + sodium = CAS Reg. No. 71892-04-1

By formula: (CAS Reg. No. 71892-04-1 • 4294967295Na) + Na = CAS Reg. No. 71892-04-1

Quantity Value Units Method Reference Comment
Δr199.9 ± 1.3kJ/molN/AMiller, Leopold, et al., 1986gas phase; B

Benzophenone (solution) + sodium (cr) = C13H10NaO (solution)

By formula: C13H10O (solution) + Na (cr) = C13H10NaO (solution)

Quantity Value Units Method Reference Comment
Δr-161.1 ± 2.5kJ/molRSCKiss, Nolan, et al., 1994solvent: Tetrahydrofuran; MS

(Iodide • 4294967295sodium) + sodium = Iodide

By formula: (I- • 4294967295Na) + Na = I-

Quantity Value Units Method Reference Comment
Δr82.0 ± 9.6kJ/molN/AMiller, Leopold, et al., 1986gas phase; B

(CAS Reg. No. 70377-22-9 • 4294967295sodium) + sodium = CAS Reg. No. 70377-22-9

By formula: (CAS Reg. No. 70377-22-9 • 4294967295Na) + Na = CAS Reg. No. 70377-22-9

Quantity Value Units Method Reference Comment
Δr114. ± 8.4kJ/molN/AMiller, Leopold, et al., 1986gas phase; B

(Sodium ion (1+) • 10sodium) + sodium = (Sodium ion (1+) • 11sodium)

By formula: (Na+ • 10Na) + Na = (Na+ • 11Na)

Quantity Value Units Method Reference Comment
Δr65.7kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 11sodium) + sodium = (Sodium ion (1+) • 12sodium)

By formula: (Na+ • 11Na) + Na = (Na+ • 12Na)

Quantity Value Units Method Reference Comment
Δr87.0kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 12sodium) + sodium = (Sodium ion (1+) • 13sodium)

By formula: (Na+ • 12Na) + Na = (Na+ • 13Na)

Quantity Value Units Method Reference Comment
Δr69.5kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 13sodium) + sodium = (Sodium ion (1+) • 14sodium)

By formula: (Na+ • 13Na) + Na = (Na+ • 14Na)

Quantity Value Units Method Reference Comment
Δr76.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 14sodium) + sodium = (Sodium ion (1+) • 15sodium)

By formula: (Na+ • 14Na) + Na = (Na+ • 15Na)

Quantity Value Units Method Reference Comment
Δr66.5kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 15sodium) + sodium = (Sodium ion (1+) • 16sodium)

By formula: (Na+ • 15Na) + Na = (Na+ • 16Na)

Quantity Value Units Method Reference Comment
Δr79.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 16sodium) + sodium = (Sodium ion (1+) • 17sodium)

By formula: (Na+ • 16Na) + Na = (Na+ • 17Na)

Quantity Value Units Method Reference Comment
Δr82.8kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 17sodium) + sodium = (Sodium ion (1+) • 18sodium)

By formula: (Na+ • 17Na) + Na = (Na+ • 18Na)

Quantity Value Units Method Reference Comment
Δr87.0kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 18sodium) + sodium = (Sodium ion (1+) • 19sodium)

By formula: (Na+ • 18Na) + Na = (Na+ • 19Na)

Quantity Value Units Method Reference Comment
Δr82.0kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 19sodium) + sodium = (Sodium ion (1+) • 20sodium)

By formula: (Na+ • 19Na) + Na = (Na+ • 20Na)

Quantity Value Units Method Reference Comment
Δr89.5kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 22sodium) + sodium = (Sodium ion (1+) • 23sodium)

By formula: (Na+ • 22Na) + Na = (Na+ • 23Na)

Quantity Value Units Method Reference Comment
Δr71.5kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 23sodium) + sodium = (Sodium ion (1+) • 24sodium)

By formula: (Na+ • 23Na) + Na = (Na+ • 24Na)

Quantity Value Units Method Reference Comment
Δr79.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 24sodium) + sodium = (Sodium ion (1+) • 25sodium)

By formula: (Na+ • 24Na) + Na = (Na+ • 25Na)

Quantity Value Units Method Reference Comment
Δr76.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 25sodium) + sodium = (Sodium ion (1+) • 26sodium)

By formula: (Na+ • 25Na) + Na = (Na+ • 26Na)

Quantity Value Units Method Reference Comment
Δr81.2kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 26sodium) + sodium = (Sodium ion (1+) • 27sodium)

By formula: (Na+ • 26Na) + Na = (Na+ • 27Na)

Quantity Value Units Method Reference Comment
Δr76.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 27sodium) + sodium = (Sodium ion (1+) • 28sodium)

By formula: (Na+ • 27Na) + Na = (Na+ • 28Na)

Quantity Value Units Method Reference Comment
Δr84.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 28sodium) + sodium = (Sodium ion (1+) • 29sodium)

By formula: (Na+ • 28Na) + Na = (Na+ • 29Na)

Quantity Value Units Method Reference Comment
Δr82.8kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 29sodium) + sodium = (Sodium ion (1+) • 30sodium)

By formula: (Na+ • 29Na) + Na = (Na+ • 30Na)

Quantity Value Units Method Reference Comment
Δr85.8kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 30sodium) + sodium = (Sodium ion (1+) • 31sodium)

By formula: (Na+ • 30Na) + Na = (Na+ • 31Na)

Quantity Value Units Method Reference Comment
Δr81.2kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 31sodium) + sodium = (Sodium ion (1+) • 32sodium)

By formula: (Na+ • 31Na) + Na = (Na+ • 32Na)

Quantity Value Units Method Reference Comment
Δr87.9kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 32sodium) + sodium = (Sodium ion (1+) • 33sodium)

By formula: (Na+ • 32Na) + Na = (Na+ • 33Na)

Quantity Value Units Method Reference Comment
Δr88.7kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 33sodium) + sodium = (Sodium ion (1+) • 34sodium)

By formula: (Na+ • 33Na) + Na = (Na+ • 34Na)

Quantity Value Units Method Reference Comment
Δr91.6kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 34sodium) + sodium = (Sodium ion (1+) • 35sodium)

By formula: (Na+ • 34Na) + Na = (Na+ • 35Na)

Quantity Value Units Method Reference Comment
Δr82.0kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 35sodium) + sodium = (Sodium ion (1+) • 36sodium)

By formula: (Na+ • 35Na) + Na = (Na+ • 36Na)

Quantity Value Units Method Reference Comment
Δr87.0kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 9sodium) + sodium = (Sodium ion (1+) • 10sodium)

By formula: (Na+ • 9Na) + Na = (Na+ • 10Na)

Quantity Value Units Method Reference Comment
Δr75.3kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 2sodium) + sodium = (Sodium ion (1+) • 3sodium)

By formula: (Na+ • 2Na) + Na = (Na+ • 3Na)

Quantity Value Units Method Reference Comment
Δr56.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 3sodium) + sodium = (Sodium ion (1+) • 4sodium)

By formula: (Na+ • 3Na) + Na = (Na+ • 4Na)

Quantity Value Units Method Reference Comment
Δr84.1kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 4sodium) + sodium = (Sodium ion (1+) • 5sodium)

By formula: (Na+ • 4Na) + Na = (Na+ • 5Na)

Quantity Value Units Method Reference Comment
Δr57.7kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 5sodium) + sodium = (Sodium ion (1+) • 6sodium)

By formula: (Na+ • 5Na) + Na = (Na+ • 6Na)

Quantity Value Units Method Reference Comment
Δr110.kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 6sodium) + sodium = (Sodium ion (1+) • 7sodium)

By formula: (Na+ • 6Na) + Na = (Na+ • 7Na)

Quantity Value Units Method Reference Comment
Δr73.2kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • 7sodium) + sodium = (Sodium ion (1+) • 8sodium)

By formula: (Na+ • 7Na) + Na = (Na+ • 8Na)

Quantity Value Units Method Reference Comment
Δr126.kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

(Sodium ion (1+) • sodium) + sodium = (Sodium ion (1+) • 2sodium)

By formula: (Na+ • Na) + Na = (Na+ • 2Na)

Quantity Value Units Method Reference Comment
Δr133.kJ/molPDissBrechignac, Cahuzac, et al., 1989gas phase; M

4sodium + Tetrafluoromethane = carbon + 4sodium fluoride

By formula: 4Na + CF4 = C + 4FNa

Quantity Value Units Method Reference Comment
Δr-1362. ± 9.2kJ/molCcbVorob'ev and Skuratov, 1960gas phase; ALS

Ethene, tetrafluoro- + 4sodium = 4sodium fluoride + 2Carbon

By formula: C2F4 + 4Na = 4FNa + 2C

Quantity Value Units Method Reference Comment
Δr-1611. ± 4.6kJ/molCmKolesov, Zenkov, et al., 1962gas phase; ALS

8sodium + Perfluoropropane = 3carbon + 8sodium fluoride

By formula: 8Na + C3F8 = 3C + 8FNa

Quantity Value Units Method Reference Comment
Δr-2761. ± 7.1kJ/molCcbKolesov, Talakin, et al., 1967gas phase; ALS

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 evaluated as indicated in comments:
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 Na+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)5.13908eVN/AN/AL

Electron affinity determinations

EA (eV) Method Reference Comment
0.5480 ± 0.0040LPESPatterson, Hotop, et al., 1974B

Ionization energy determinations

IE (eV) Method Reference Comment
5.13908EVALLide, 1992LL
5.139SKelly, 1987LBLHLM
5.14 ± 0.04PIPeterson, Dao, et al., 1984LBLHLM
5.2EIZmbov, Wu, et al., 1977LLK
5.6 ± 0.3EIGingerich and Miller, 1975LLK
5.6 ± 0.2EISemenov, Volkov, et al., 1973LLK
5.3 ± 0.2EIPiacente and Gingerich, 1972LLK
5.139SMoore, 1970RDSH

References

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

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]

Honig and Kramer, 1969
Honig, R.E.; Kramer, D.A., Vapor pressure data for the solid and liquid elements, RCA Rev., 1969, 1969, 285. [all data]

Marsh, 1987
Marsh, K.N., Recommended Reference Materials for the Realization of Physicochemical Properties, Blackwell Sci. Pub., Oxford, 1987. [all data]

Rodebush and Walters, 1930
Rodebush, W.H.; Walters, E.G., The Vapor Pressure and Vapor Density of Sodium, J. Am. Chem. Soc., 1930, 52, 7, 2654-2665, https://doi.org/10.1021/ja01370a011 . [all data]

Kiss, Nolan, et al., 1994
Kiss, G.; Nolan, S.P.; Hoff, C.D., Inorg. Chim. Acta, 1994, 227, 285. [all data]

Kolesov, Zenkov, et al., 1963
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M., Standard enthalpy of formation of chlorotrifluoroethylene, Russ. J. Phys. Chem. (Engl. Transl.), 1963, 37, 115-116. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

McHugh, Eaton, et al., 1989
McHugh, K.M.; Eaton, J.G.; Lee, G.H.; Sarkas, H.W.; Kidder, L.H.; Snodgrass, J.T.; Manaa, M.R.; Bowen, K.H., Photoelectron Spectra of the alkali metal cluster Anions: Na-,n=2-5, K-,n=2-7, Rb-,n=2-3, and Cs-,n=2-3, J. Chem. Phys., 1989, 91, 6, 3792, https://doi.org/10.1063/1.456861 . [all data]

Kolesov, Talakin, et al., 1968
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M., Enthalpy of formation of some specimens of amorphous carbon, Russ. J. Phys. Chem. (Engl. Transl.), 1968, 42, 1218-1220. [all data]

Kolesov, Talakin, et al., 1964
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M., Standard enthalpy of formation of perfluorocyclobutane, Russ. J. Phys. Chem. (Engl. Transl.), 1964, 38, 930-931. [all data]

Brechignac, Cahuzac, et al., 1989
Brechignac, C.; Cahuzac, P.; Leygnier, J.; Weiner, J., Dynamics of Unimolecular Dissociation of Sodium Cluster Ions, J. Chem. Phys., 1989, 90, 3, 1492, https://doi.org/10.1063/1.456675 . [all data]

Miller, Leopold, et al., 1986
Miller, T.M.; Leopold, D.G.; Murray, K.K.; Lineberger, W.C., Electron Affinities of the Alkali Halides and the Structure of their Negative Ions, J. Chem. Phys., 1986, 85, 5, 2368, https://doi.org/10.1063/1.451091 . [all data]

Vorob'ev and Skuratov, 1960
Vorob'ev, A.F.; Skuratov, S.M., Standard enthalpies of formation of CF4, Zh. Neorg. Khim., 1960, 5, 1398-1401. [all data]

Kolesov, Zenkov, et al., 1962
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M., The standard enthalpy of formation of tetrafluoroethylene, Russ. J. Phys. Chem. (Engl. Transl.), 1962, 36, 45-47. [all data]

Kolesov, Talakin, et al., 1967
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M., Standard enthalpy of formation of perfluoropropane and enthalpies of formation of normal perfluoroalkanes, Vestn. Mosk. Univ. Khim., 1967, 22, 38-42. [all data]

Patterson, Hotop, et al., 1974
Patterson, T.A.; Hotop, H.; Kasdan, A.; Norcross, D.W.; Lineberger, W.C., Resonances in Alkali Negative-Ion Photodetachment and Electron Affinities of the Corresponding Neutrals, Phys. Rev. Lett., 1974, 32, 5, 189, https://doi.org/10.1103/PhysRevLett.32.189 . [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]

Peterson, Dao, et al., 1984
Peterson, K.I.; Dao, P.D.; Farley, R.W.; Castleman, A.W., Jr., Photoionization of sodium clusters, J. Chem. Phys., 1984, 80, 1780. [all data]

Zmbov, Wu, et al., 1977
Zmbov, K.F.; Wu, C.H.; Ihle, H.R., A mass spectrometric study of heteronuclear diatomic alkali metal molecules. Dissociation energies ionization potentials of NaLi, KLi, NaK, J. Chem. Phys., 1977, 67, 4603. [all data]

Gingerich and Miller, 1975
Gingerich, K.A.; Miller, F., Thermodynamic study of gaseous sodium-phosphorus-oxygen ternary molecules by high temperature mass spectrometry, J. Chem. Phys., 1975, 63, 1211. [all data]

Semenov, Volkov, et al., 1973
Semenov, G.A.; Volkov, A.D.; Franktseva, K.E., Mass-spectrometric study of sodium carbonate vaporization, Tr. Leningrad. Tekhnol. Inst. Tsellyul. Bum. Prom., 1973, 30, 153. [all data]

Piacente and Gingerich, 1972
Piacente, V.; Gingerich, K.A., Thermodynamic study of the molecule NaAg with a mass spectrometer, High Temp. Sci., 1972, 4, 312. [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]


Notes

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