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Thermodynamic Data for Chemicals

This document provides standard thermodynamic data including standard enthalpy of formation (ΔHf°), standard Gibbs free energy of formation (ΔGf°), and standard entropy (S°) for many common chemical substances at 25°C. The data is presented in a table with the substance name and state listed along with the corresponding thermodynamic values. This table acts as a reference for standard thermodynamic quantities of a wide variety of elements and compounds.

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Issac Betoven
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0% found this document useful (0 votes)
496 views17 pages

Thermodynamic Data for Chemicals

This document provides standard thermodynamic data including standard enthalpy of formation (ΔHf°), standard Gibbs free energy of formation (ΔGf°), and standard entropy (S°) for many common chemical substances at 25°C. The data is presented in a table with the substance name and state listed along with the corresponding thermodynamic values. This table acts as a reference for standard thermodynamic quantities of a wide variety of elements and compounds.

Uploaded by

Issac Betoven
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities

for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

Aluminum: HBr(aq) −121.6 −104.0 82.4

Al(s) 0.0 0.0 28.3 Cadmium:

Al(g) 330.0 289.4 164.6 Cd(s) 0.0 0.0 51.8

AlCl3(s) −704.2 −628.8 109.3 Cd(g) 111.8 — 167.7

Al2O3(s) −1675.7 −1582.3 50.9 CdCl2(s) −391.5 −343.9 115.3

Barium: CdS(s) −161.9 −156.5 64.9

Ba(s) 0.0 0.0 62.5 Calcium:

Ba(g) 180.0 146.0 170.2 Ca(s) 0.0 0.0 41.6

BaO(s) −548.0 −520.3 72.1 Ca(g) 177.8 144.0 154.9

BaCO3(s) −1213.0 −1134.4 112.1 CaCl2(s) −795.4 −748.8 108.4

BaSO4(s) −1473.2 −1362.2 132.2 CaF2(s) −1228.0 −1175.6 68.5

Beryllium: Ca(OH)2(s) −985.2 −897.5 83.4

Be(s) 0.0 0.0 9.5 CaO(s) −634.9 −603.3 38.1

Be(g) 324.0 286.6 136.3 CaSO4(s) −1434.5 −1322.0 106.5

Be(OH)2(s) −902.5 −815.0 45.5 CaCO3(s,


−1207.6 −1129.1 91.7
calcite)
BeO(s) −609.4 −580.1 13.8
CaCO3(s,
Bismuth: −1207.8 −1128.2 88.0
aragonite)

Bi(s) 0.0 0.0 56.7 Carbon:

Bi(g) 207.1 168.2 187.0 C(s, graphite) 0.0 0.0 5.7

Bromine: C(s, diamond) 1.9 2.9 2.4

Br(g) 111.9 82.4 175.0 C(s,


2327.0 2302.0 426.0
fullerene—C60)
Br2(l) 0.0 0.0 152.2
C(s,
Br−(aq) −121.6 −104.0 82.4 2555.0 2537.0 464.0
fullerene—C70)

Br2(g) 30.9 3.1 245.5 C(g) 716.7 671.3 158.1

HBr(g) −36.3 −53.4 198.7

1
Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

C(g, CS2(l) 89.0 64.6 151.3


2502.0 2442.0 544.0
fullerene—C60)
CS2(g) 116.7 67.1 237.8
C(g,
2755.0 2692.0 614.0 C2H2(g) 227.4 209.9 200.9
fullerene—C70)

CBr4(s) 29.4 47.7 212.5 C2H4(g) 52.4 68.4 219.3

CBr4(g) 83.9 67.0 358.1 C2H6(g) −84.0 −32.0 229.2

CCl2F2(g) −477.4 −439.4 300.8 C3H8(g) −103.8 −23.4 270.3

CCl2O(g) −219.1 −204.9 283.5 C3H6O3(s)


−694.1 −522.9 142.3
(lactic acid)
CCl4(l) −128.2 −62.6 216.2
C6H6(l) 49.1 124.5 173.4
CCl4(g) −95.7 −53.6 309.9
C6H6(g) 82.9 129.7 269.2
CF4(g) −933.6 −888.3 261.6
C6H12O6(s)
−1273.3 −910.4 212.1
CHCl3(l) −134.1 −73.7 201.7 (glucose)

CHCl3(g) −102.7 6.0 295.7 C2H5OH(l) −277.6 −174.8 160.7

CH2Cl2(l) −124.2 — 177.8 C2H5OH(g) −234.8 −167.9 281.6

CH2Cl2(g) −95.4 −68.9 270.2 (CH3)2O(l) −203.3 — —

CH3Cl(g) −81.9 −58.5 234.6 (CH3)2O(g) −184.1 −112.6 266.4

CH4(g) −74.6 −50.5 186.3 CH3CO2−(aq) −486.0 −369.3 86.6

CH3COOH(l) −484.3 −389.9 159.8 n-C12H26(l)


−350.9 28.1 490.6
(dodecane)
CH3OH(l) −239.2 −166.6 126.8
Cesium:
CH3OH(g) −201.0 −162.3 239.9
Cs(s) 0.0 0.0 85.2
CH3NH2(l) −47.3 35.7 150.2
Cs(g) 76.5 49.6 175.6
CH3NH2(g) −22.5 32.7 242.9
CsCl(s) −443.0 −414.5 101.2
CH3CN(l) 40.6 86.5 149.6
Chlorine:
CH3CN(g) 74.0 91.9 243.4
Cl(g) 121.3 105.3 165.2
CO(g) −110.5 −137.2 197.7
Cl2(g) 0.0 0.0 223.1
CO2(g) −393.5 −394.4 213.8

2
Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

Cl−(aq) −167.2 −131.2 56.5 F(g) 79.4 62.3 158.8

HCl(g) −92.3 −95.3 186.9 F−(aq) −332.6 −278.8 −13.8

HCl(aq) −167.2 −131.2 56.5 F2(g) 0.0 0.0 202.8

ClF3(g) −163.2 −123.0 281.6 HF(g) −273.3 −275.4 173.8

Chromium: HF(aq) −332.6 −278.8 −13.8

Cr(s) 0.0 0.0 23.8 Hydrogen:

Cr(g) 396.6 351.8 174.5 H(g) 218.0 203.3 114.7

CrCl3(s) −556.5 −486.1 123.0 H2(g) 0.0 0.0 130.7

CrO3(g) −292.9 — 266.2 H+(aq) 0.0 0.0 0.0

Cr2O3(s) −1139.7 −1058.1 81.2 Iodine:

Cobalt: I(g) 106.8 70.2 180.8

Co(s) 0.0 0.0 30.0 I−(aq) −55.2 −51.6 111.3

Co(g) 424.7 380.3 179.5 I2(s) 0.0 0.0 116.1

CoCl2(s) −312.5 −269.8 109.2 I2(g) 62.4 19.3 260.7

Copper: HI(g) 26.5 1.7 206.6

Cu(s) 0.0 0.0 33.2 HI(aq) −55.2 −51.6 111.3

Cu(g) 337.4 297.7 166.4 Iron:

CuCl(s) −137.2 −119.9 86.2 Fe(s) 0.0 0.0 27.3

CuCl2(s) −220.1 −175.7 108.1 Fe(g) 416.3 370.7 180.5

CuO(s) −157.3 −129.7 42.6 Fe2+(aq) −89.1 −78.9 −137.7

Cu2O(s) −168.6 −146.0 93.1 Fe3+(aq) −48.5 −4.7 −315.9

CuS(s) −53.1 −53.6 66.5 FeCl2(s) −341.8 −302.3 118.0

Cu2S(s) −79.5 −86.2 120.9 FeCl3(s) −399.5 −334.0 142.3

CuCN(s) 96.2 111.3 84.5 FeO(s) −272.0 −251.4 60.7

Fluorine: Fe2O3(s) −824.2 −742.2 87.4

3
Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

Fe3O4(s) −1118.4 −1015.4 146.4 MgCl2(s) −641.3 −591.8 89.6

FeS2(s) −178.2 −166.9 52.9 MgO(s) −601.6 −569.3 27.0

FeCO3(s) −740.6 −666.7 92.9 Mg(OH)2(s) −924.5 −833.5 63.2

Lead: MgSO4(s) −1284.9 −1170.6 91.6

Pb(s) 0.0 0.0 64.8 MgS(s) −346.0 −341.8 50.3

Pb(g) 195.2 162.2 175.4 Manganese:

PbO(s, red or Mn(s) 0.0 0.0 32.0


−219.0 −188.9 66.5
litharge)
Mn(g) 280.7 238.5 173.7
PbO(s, yellow
−217.3 −187.9 68.7 MnCl2(s) −481.3 −440.5 118.2
or massicot)

PbO2(s) −277.4 −217.3 68.6 MnO(s) −385.2 −362.9 59.7

PbCl2(s) −359.4 −314.1 136.0 MnO2(s) −520.0 −465.1 53.1

PbS(s) −100.4 −98.7 91.2 KMnO4(s) −837.2 −737.6 171.7

PbSO4(s) −920.0 −813.0 148.5 MnO4−(aq) −541.4 −447.2 191.2

PbCO3(s) −699.1 −625.5 131.0 Mercury:

Pb(NO3)2(s) −451.9 — — Hg(l) 0.0 0.0 75.9

Pb(NO3)2(aq) −416.3 −246.9 303.3 Hg(g) 61.4 31.8 175.0

Lithium: HgCl2(s) −224.3 −178.6 146.0

Li(s) 0.0 0.0 29.1 Hg2Cl2(s) −265.4 −210.7 191.6

Li(g) 159.3 126.6 138.8 HgO(s) −90.8 −58.5 70.3

Li+(aq) −278.5 −293.3 13.4 HgS(s, red) −58.2 −50.6 82.4

LiCl(s) −408.6 −384.4 59.3 Hg2(g) 108.8 68.2 288.1

Li2O(s) −597.9 −561.2 37.6 Molybdenum:

Magnesium: Mo(s) 0.0 0.0 28.7

Mg(s) 0.0 0.0 32.7 Mo(g) 658.1 612.5 182.0

Mg(g) 147.1 112.5 148.6 MoO2(s) −588.9 −533.0 46.3

4
Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

MoO3(s) −745.1 −668.0 77.7 HNO3(aq) −207.4 −111.3 146.4

Nickel: NF3(g) −132.1 −90.6 260.8

Ni(s) 0.0 0.0 29.9 HCN(l) 108.9 125.0 112.8

Ni(g) 429.7 384.5 182.2 HCN(g) 135.1 124.7 201.8

NiCl2(s) −305.3 −259.0 97.7 Osmium:

Ni(OH)2(s) −529.7 −447.2 88.0 Os(s) 0.0 0.0 32.6

Nitrogen: Os(g) 791.0 745.0 192.6

N(g) 472.7 455.5 153.3 OsO4(s) −394.1 −304.9 143.9

N2(g) 0.0 0.0 191.6 OsO4(g) −337.2 −292.8 293.8

NH3(g) −45.9 −16.4 192.8 Oxygen:

NH4+(aq) −132.5 −79.3 113.4 O(g) 249.2 231.7 161.1

N2H4(l) 50.6 149.3 121.2 O2(g) 0.0 0.0 205.2

N2H4(g) 95.4 159.4 238.5 O3(g) 142.7 163.2 238.9

NH4Cl(s) −314.4 −202.9 94.6 OH−(aq) −230.0 −157.2 −10.8

NH4OH(l) −361.2 −254.0 165.6 H2O(l) −285.8 −237.1 70.0

NH4NO3(s) −365.6 −183.9 151.1 H2O(g) −241.8 −228.6 188.8

(NH4)2SO4(s) −1180.9 −901.7 220.1 H2O2(l) −187.8 −120.4 109.6

NO(g) 91.3 87.6 210.8 H2O2(g) −136.3 −105.6 232.7

NO2(g) 33.2 51.3 240.1 Phosphorus:

N2O(g) 81.6 103.7 220.0 P(s, white) 0.0 0.0 41.1

N2O4(l) −19.5 97.5 209.2 P(s, red) −17.6 −17.6 −12.5 22.8

N2O4(g) 11.1 99.8 304.4 P(s, black) −39.3 — —

HNO2(g) −79.5 −46.0 254.1 P(g, white) 316.5 280.1 163.2

HNO3(l) −174.1 −80.7 155.6 P2(g) 144.0 103.5 218.1

HNO3(g) −133.9 −73.5 266.9 P4(g) 58.9 24.4 280.0

5
Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

PCl3(l) −319.7 −272.3 217.1 Selenium:

PCl3(g) −287.0 −267.8 311.8 Se(s, gray) 0.0 0.0 42.4

POCl3(l) −597.1 −520.8 222.5 Se(g, gray) 227.1 187.0 176.7

POCl3(g) −558.5 −512.9 325.5 H2Se(g) 29.7 15.9 219.0

PCl5(g) −374.9 −305.0 364.6 Silicon:

PH3(g) 5.4 13.5 210.2 Si(s) 0.0 0.0 18.8

H3PO4(s) −1284.4 −1124.3 110.5 Si(g) 450.0 405.5 168.0

H3PO4(l) −1271.7 −1123.6 150.8 SiCl4(l) −687.0 −619.8 239.7

Potassium: SiCl4(g) −657.0 −617.0 330.7

K(s) 0.0 0.0 64.7 SiH4(g) 34.3 56.9 204.6

K(g) 89.0 60.5 160.3 SiC(s, cubic) −65.3 −62.8 16.6

KBr(s) −393.8 −380.7 95.9 SiC(s,


−62.8 −60.2 16.5
hexagonal)
KCl(s) −436.5 −408.5 82.6
Silver:
KClO3(s) −397.7 −296.3 143.1
Ag(s) 0.0 0.0 42.6
K2O(s) −361.5 −322.1 94.1
Ag(g) 284.9 246.0 173.0
K2O2(s) −494.1 −425.1 102.1
Ag+(aq) 105.6 77.1 72.7
KNO2(s) −369.8 −306.6 152.1
AgBr(s) −100.4 −96.9 107.1
KNO3(s) −494.6 −394.9 133.1
AgCl(s) −127.0 −109.8 96.3
KSCN(s) −200.2 −178.3 124.3
AgNO3(s) −124.4 −33.4 140.9
K2CO3(s) −1151.0 −1063.5 155.5
Ag2O(s) −31.1 −11.2 121.3
K2SO4(s) −1437.8 −1321.4 175.6
Ag2S(s) −32.6 −40.7 144.0
Rubidium:
Sodium:
Rb(s) 0.0 0.0 76.8
Na(s) 0.0 0.0 51.3
Rb(g) 80.9 53.1 170.1
Na(g) 107.5 77.0 153.7
RbCl(s) −435.4 −407.8 95.9

6
Appendix: Standard Thermodynamic Quantities Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C for Chemical Substances at 25°C

S° S°
ΔHf° ΔGf° ΔHf° ΔGf°
Substance (J/mol Substance (J/mol
(kJ/mol) (kJ/mol) (kJ/mol) (kJ/mol)
K) K)

Na+(aq) −240.1 −261.9 59.0 H2SO4(aq) −909.3 −744.5 20.1

NaF(s) −576.6 −546.3 51.1 Tin:

NaF(aq) −572.8 −540.7 45.2 Sn(s, white) 0.0 0.0 51.2

NaCl(s) −411.2 −384.1 72.1 Sn(s, gray) −2.1 0.1 44.1

NaCl(aq) −407.3 −393.1 115.5 Sn(g, white) 301.2 266.2 168.5

NaBr(s) −361.1 −349.0 86.8 SnCl4(l) −511.3 −440.1 258.6

NaBr(g) −143.1 −177.1 241.2 SnCl4(g) −471.5 −432.2 365.8

NaBr(aq) −361.7 −365.8 141.4 SnO2(s) −557.6 −515.8 49.0

NaO2(s) −260.2 −218.4 115.9 Titanium:

Na2O(s) −414.2 −375.5 75.1 Ti(s) 0.0 0.0 30.7

Na2O2(s) −510.9 −447.7 95.0 Ti(g) 473.0 428.4 180.3

NaCN(s) −87.5 −76.4 115.6 TiCl2(s) −513.8 −464.4 87.4

NaNO3(aq) −447.5 −373.2 205.4 TiCl3(s) −720.9 −653.5 139.7

NaNO3(s) −467.9 −367.0 116.5 TiCl4(l) −804.2 −737.2 252.3

NaN3(s) 21.7 93.8 96.9 TiCl4(g) −763.2 −726.3 353.2

Na2CO3(s) −1130.7 −1044.4 135.0 TiO2(s) −944.0 −888.8 50.6

Na2SO4(s) −1387.1 −1270.2 149.6 Uranium:

Sulfur: U(s) 0.0 0.0 50.2

S(s, rhombic) 0.0 0.0 32.1 U(g) 533.0 488.4 199.8

S(g, rhombic) 277.2 236.7 167.8 UO2(s) −1085.0 −1031.8 77.0

SO2(g) −296.8 −300.1 248.2 UO2(g) −465.7 −471.5 274.6

SO3(g) −395.7 −371.1 256.8 UF4(s) −1914.2 −1823.3 151.7

SO42−(aq) −909.3 −744.5 20.1 UF4(g) −1598.7 −1572.7 368.0

SOCl2(g) −212.5 −198.3 309.8 UF6(s) −2197.0 −2068.5 227.6

H2S(g) −20.6 −33.4 205.8 UF6(g) −2147.4 −2063.7 377.9

7
Appendix: Standard Thermodynamic Quantities
for Chemical Substances at 25°C


ΔHf° ΔGf°
Substance (J/mol
(kJ/mol) (kJ/mol)
K)

Vanadium:

V(s) 0.0 0.0 28.9

V(g) 514.2 754.4 182.3

VCl3(s) −580.7 −511.2 131.0

VCl4(l) −569.4 −503.7 255.0

VCl4(g) −525.5 −492.0 362.4

V2O5(s) −1550.6 −1419.5 131.0

Zinc:

Zn(s) 0.0 0.0 41.6

Zn(g) 130.4 94.8 161.0

ZnCl2(s) −415.1 −369.4 111.5

Zn(NO3)2(s) −483.7 — —

ZnS(s,
−206.0 −201.3 57.7
sphalerite)

ZnSO4(s) −982.8 −871.5 110.5

Zirconium:

Zr(s) 0.0 0.0 39.0

Zr(g) 608.8 566.5 181.4

ZrCl2(s) −502.0 −386 110

ZrCl4(s) −980.5 −889.9 181.6

8
Appendix: Specific Heat Capacity Table

Specific Heat Capacity


Substance
at 25oC in J/goC
H2 gas 14.267
He gas 5.300
H2O(l) 4.184
lithium 3.56
ethyl alcohol 2.460
ethylene glycol 2.200
o
ice @ 0 C 2.010
o
steam @ 100 C 2.010
vegetable oil 2.000
sodium 1.23
air 1.020
magnesium 1.020
aluminum 0.900
Concrete 0.880
glass 0.840
potassium 0.75
sulphur 0.73
calcium 0.650
iron 0.444
nickel 0.440
zinc 0.39
copper 0.385
brass 0.380
sand 0.290
silver 0.240
tin 0.21
lead 0.160
mercury 0.14
gold 0.129

Appendix:

9
10
11
12
13
14
15
16
17

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