Molar Thermodynamic Properties of Pure Substances

James Richard Fromm


Formula Dh0f DG0f S0 C0p
kJ/mol kJ/mol J/K mol J/K mol
Ag (c) 0.0 0.0 42.55 25.351
Ag (g) 284.55 245.65 172.997 20.786
Ag+ (g) 1021.73 --- --- ---
Ag2CO3 (c) -505.8 -436.8 167.4 112.26
Ag2O (c) -31.05 -11.20 121.3 65.86
Ag2S (c, argentite) -32.59 -40.67 144.01 76.53
AgCN (c) 146.0 156.9 107.19 66.73
AgCNS (c) 87.9 101.39 131.0 63.0
AgCl (c, cerargyrite) -127.068 -109.789 96.2 50.79
AgBr (c) -100.37 -96.90 107.1 52.38
AgI (c) -61.83 -66.19 115.5 56.82
AgNO3 (c) -124.39 -33.47 140.92 93.05
Ag3PO4 (c) --- -879.0 --- ---
Ag2CrO4 (c) -731.74 -641.76 217.6 142.26
Ag2SO4 (c) -715.88 -618.41 200.4 131.38
Al (c) 0.0 0.0 28.33 24.35
Al (g) 326.4 285.7 164.54 21.38
Al+++ (g) 5483.17 --- --- ---
Al(OH)3 -1276.0 --- --- ---
AlCl3 (c) -704.2 -628.8 110.67 91.84
AlCl3 (g) -583.2 --- --- ---
Al2O3 (c, alumina, alpha) -1675.7 -1582.3 50.92 79.04
B (c) 0.0 0.0 5.86 11.09
BF3 (g) -1137.0 -1120.35 254.01 50.46
BaCO3 (c, witherite) -1216.3 -1137.6 112.1 85.35
BaC2O4 (c) -1368.6 --- --- ---
BaCrO4 (c) -1446.0 -1345.22 158.6 ---
BaF2 (c) -1207.1 -1156.8 96.36 71.21
BaSO4 (c) -1473.2 -1362.2 132.2 101.75
Bi (c) 0.0 0.0 56.74 25.52
Bi2S3 (c) -143.1 -140.6 200.4 122.2
Br2 (l) 0.0 0.0 152.231 75.689
Br2 (g) 30.907 3.110 245.463 36.02
Br (g) 111.88 82.429 174.91 20.786
Br- (g) -219.07 --- --- ---
C (c, graphite) 0.0 0.0 5.740 8.527
C (c, diamond) 1.895 2.900 2.377 6.113
C (g) 716.682 671.257 158.096 20.838
CO (g) -110.525 -137.168 197.674 29.42
CO2 (g) -393.509 -394.359 213.74 37.11
COCl2 (g, phosgene) -218.8 -204.6 283.53 57.66
CH4 (g, methane) -74.81 -50.72 186.264 35.309
C2H2 (g, ethyne) 226.73 209.20 200.94 43.93
C2H4 (g,  ethene) 52.25 68.12 219.45 43.56
C2H6 (g, ethane) -84.68 -32.82 229.60 52.63
C3H6 (g, propene) 20.2 62.72 266.9 64.0
C3H8 (g, propane) -104.5 -23.4 269.9 7.0
C4H10 (g, n-butane) -126.5 -17.15 310.1 97.4
C5H12 (g, n-pentane) -146.5 -8.37 348.9 120.2
C8H18 (g, octane) -208.5 16.40 466.7 189.0
CH3OCH3 (g, dimethyl ether) -184.05 -112.59 266.38 64.39
CH3OH (g, methanol) -200.66 -162.00 239.70 43.89
CH3OH (l, methanol) -238.66 -166.36 126.8 81.6
C2H5OH (g, ethanol) -235.10 -168.49 282.70 65.44
C2H5OH (l, ethanol) -277.69 -174.78 160.7 111.46
CH3COOH (l, acetic acid) -484.51 -389.9 159.8 124.3
CH3CHO (l, acetaldehyde) -192.30 -128.20 160.2 ---
CH3Cl (g) -80.83 -57.37 234.58 40.75
CHCl3 (g, chloroform) -103.14 -70.34 295.71 65.69
CCl4 (l, carbon tetrachloride) -135.44 -65.27 216.40 131.75
C6H6 (g, benzene) 82.9 129.7 269.2 81.6
C6H6 (l, benzene) 49.0 124.7 172.0 132.0
C6H12 (l, cyclohexane) -156.3 26.7 204.4 157.7
CaO (c) -635.09 -604.03 39.75 42.80
Ca(OH)2 (c) -986.09 -898.49 83.39 87.49
CaCO3 (c, calcite) -1206.92 -1128.79 92.9 81.88
CaCO3 (c, aragonite) -1207.13 -1127.75 88.7 81.25
CaC2O4 (c) -1360.6 --- --- ---
CaF2 (c) -1219.6 -1167.3 68.87 67.03
Ca3(PO4)2 (c) -4109.9 -3884.7 240.91 231.58
CaSO4 (c, anhydrite) -1434.11 -1321.79 106.7 99.66
Cd (c) 0.0 0.0 51.76 25.98
Cd (g) 2623.64 --- --- ---
Cd++ (g) 112.01 77.41 167.746 20.786
Cd(OH)2 (c) -560.7 -473.6 96.0 ---
Cds (c) -161.9 -156.5 64.9 ---
Cl2 (g) 0.0 0.0 223.066 33.907
Cl (g) 121.679 105.680 165.198 21.840
Cl- (g) -233.13 --- --- ---
ClO2 (g) 102.5 120.5 256.84 41.97
Cu (c) 0.0 0.0 33.150 24.35
Cu (g) 338.32 298.58 166.38 20.786
CuC2O4 (c) --- -661.8 --- ---
CuCO3.Cu(OH)2 (c, malachite) -1051.4 -893.6 186.2 ---
Cu2O (c, cuprite) -168.6 -146.0 93.14 63.64
CuO (c, tenorite) -157.3 -129.7 42.63 42.30
Cu(OH)2 (c) -449.8 --- --- ---
Cu2S (c, chalcocite) -79.5 -86.2 120.9 76.32
CuS (c, covellite) -53.1 -53.6 66.5 47.82
F2 (g) 0.0 0.0 202.78 31.30
F (g) 78.99 61.91 158.754 22.744
F- (g) -255.39 --- --- ---
Fe (c) 0.0 0.0 27.28 25.10
Fe (g) 416.3 370.7 180.490 25.677
Fe++ (g) 2749.93 --- --- ---
Fe+++ (g) 5712.8 --- --- ---
FeO (c, wuestite) -266.27 -245.12 57.49 48.12
Fe2O3 (c, hematite) -824.2 -742.2 87.40 103.85
Fe3O4 (c, magnetite) -1118.4 -1015.4 146.4 143.43
Fe(OH)3 (c) -823.0 -696.5 106.7 ---
Fe3C (c, cementite) 25.1 20.1 104.6 105.9
FeCO3 (c, siderite) -740.57 -666.67 92.9 82.13
FeS (c, pyrrhotite) -100.0 -100.0 60.29 50.54
FeS2 (c, pyrite) -178.2 -166.9 52.93 62.17
FeSO4 (c) -928.4 -820.8 107.5 100.58
Fe2(SO4)3 (c) -2581.5 --- --- ---
H2 (g) 0.0 0.0 130.684 28.824
H (g) 217.965 203.247 114.713 20.784
H+ (g) 1536.202 --- --- ---
H2O (g) -241.818 -228.572 188.825 33.577
H2O (l) -285.830 -237.129 69.91 75.291
H2O2 (g) -136.31 -105.57 232.7 43.1
H2O2 (l) -187.78 -120.35 109.6 89.1
H2S (g) -20.63 -33.56 105.79 34.23
H2SO4 (l) -813.989 -690.003 156.904 138.91
HF (g) -271.1 -273.2 173.779 29.133
HCl (g) -92.307 -95.299 186.908 29.12
HBr (g) -36.40 -53.45 198.695 29.142
HI (g) 26.48 1.70 206.594 29.158
HCN (g) 135.1 124.7 201.78 35.86
Hg (l) 0.0 0.0 76.02 27.983
HgCl2 (c) -224.3 -178.6 146.0 ---
Hg2Br2 (c) -206.90 -181.075 218.0 ---
Hg2Cl2 (c) -265.22 -210.745 192.5 ---
HgS (c, red) -58.2 -50.6 82.4 48.41
HgS (c, black) -53.6 -47.7 88.3 ---
Hg2SO4 (c) -743.12 -625.815 200.66 131.96
I2 (c) 0.0 0.0 116.135 54.438
I2 (g) 62.438 19.327 260.69 36.90
I (g) 106.838 70.250 180.791 20.786
I- (g) -197.0 --- --- ---
ICl (g) 17.78 -5.46 247.551 35.56
K (c) 0.0 0.0 64.18 29.58
K (g) 89.24 60.59 160.336 20.786
K+ (g) 514.26 --- --- ---
KF (c) -567.27 -537.75 66.57 49.04
KCl (c) -436.747 -409.14 82.59 51.30
KBr (c) -393.798 -380.66 95.90 52.30
KI (c) -327.900 -324.892 106.32 52.93
KClO4 (c) -432.75 303.09 151.0 112.38
KNO3 (c) -494.63 -394.86 133.05 96.40
Mg (c) 0.0 0.0 32.68 24.89
Mg++ (g) 2348.504 --- --- ---
MgF2 (c) -1123.4 -1070.2 57.24 61.59
MgCO3 (c, magnesite) -1095.8 -1012.1 65.7 75.52
Mg(OH)2 (c) -924.54 -833.51 63.18 77.03
Mn (c) 0.0 0.0 32.01 26.32
MnO2 (c) -520.03 -465.14 53.05 54.14
MnS (c, green) -214.2 -218.4 78.2 49.96
N2 (g) 0.0 0.0 191.61 29.125
N (g) 472.704 455.563 153.298 20.786
NH3 (g) -46.11 -16.45 192.45 35.06
NH4Cl (c) -314.43 -202.87 94.6 84.1
NO (g) 90.25 86.55 210.761 29.844
NO2 (g) 33.18 51.31 240.06 37.20
N2O (g) 82.05 104.20 219.85 38.45
N2O4 (g) 9.16 97.89 304.29 77.28
N2O4 (l) -19.50 97.54 209.2 142.7
N2O5 (g) 11.3 115.1 355.7 84.5
N2O5 (c) -43.1 113.9 178.2 143.1
NOCl (g) 51.71 66.08 261.69 44.69
NOBr (g) 82.17 82.42 273.66 45.48
Na (c) 0.0 0.0 51.21 28.24
Na (g) 107.32 76.761 153.712 20.786
Na+ (g) 609.358 --- --- ---
NaF (c) -573.647 -543.494 51.46 46.86
NaCl (c) -411.153 -384.138 72.13 50.50
NaBr (c) -361.062 -348.983 86.82 51.38
NaI (c) -287.78 -286.06 98.53 52.09
Na2CO3 (c) -1130.68 -1044.44 134.98 112.30
NaNO2 (c) -358.65 -284.55 103.8 ---
NaNO3 (c) -467.85 -367.00 116.52 92.88
Na2O (c) -414.22 -375.46 75.06 69.12
NiS (c) -82.0 -79.5 52.97 47.11
O2 (g) 0.0 0.0 205.138 29.355
O3 (g, ozone) 142.7 163.2 238.93 39.20
O (g) 249.170 231.731 161.055 21.912
P (c, white) 0.0 0.0 41.09 23.840
P (g) 314.64 278.25 163.193 20.786
PH3 (g) 5.4 13.4 210.23 37.11
PCl3 (g) -287.0 -267.8 311.78 71.84
PCl5 (g) -374.9 -305.0 364.58 112.80
Pb (c) 0.0 0.0 64.81 26.44
Pb (g) 195.0 161.9 175.373 20.786
PbBr2 (c) -278.9 -261.92 161.5 80.12
PbCl2 (c) -359.41 -314.10 -136.0 ---
PbO (c, red) -218.99 -189.93 66.5 45.81
PbO (c, yellow, litharge) -217.32 -187.89 68.70 45.77
PbO2 (c) -277.4 -217.33 68.6 64.64
Pb3O4 (c) -718.4 -601.2 211.3 146.9
Pb(OH)2 (c) --- -452.2 --- ---
PbS (c, galena) -100.4 -98.7 91.2 49.50
PbSO4 (c) -919.94 -813.14 148.57 103.207
S (c, rhombic) 0.0 0.0 31.80 22.64
S (c, monoclinic) 0.33 --- --- ---
S (g) 278.805 238.250 167.821 23.673
SF6 (g) -1209.0 -1105.3 291.82 97.28
SO2 (g) -296.830 -300.194 248.22 39.87
SO3 (g) -395.72 -371.06 256.76 50.67
SO3 (l) -441.04 -373.75 113.8 ---
SO2Cl2 (g) -364.0 -320.0 311.94 77.0
Sn (c, white) 0.0 0.0 51.55 26.99
Sn (c, grey) -2.09 0.13 44.14 25.77
SnO (c) -285.8 -256.9 56.5 44.31
SnO2 (c, cassiterite) -580.7 -519.6 52.3 52.59
SnS (c) -100.0 -98.3 77.0 49.25
Tl (c) 0.0 0.0 64.18 26.32
Tl+ (g) 777.764 --- --- ---
Tl+++ (g) 5639.2 --- --- ---
W (c) 0.0 0.0 32.64 24.27
WO2 (c) -589.69 -533.89 50.54 56.11
WO3 (c) -842.87 -764.03 75.90 73.76
Zn (c) 0.0 0.0 41.63 25.40
Zn++ (g) 2782.78 --- --- ---
ZnO (c) -348.28 -318.30 43.64 40.25
ZnS (c, wurtzite) -192.63 --- --- ---
ZnS (c, sphalerite) -205.98 -201.29 57.7 46.0

Main Tables

Auxiliary Tables


Copyright 1997 James R. Fromm