Appendix G  Standard Thermodynamic Properties for Selected Substances

 

Table G1  Standard Thermodynamic Properties for Selected Substances

Substance

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

aluminum

Al(s)

0

0

28.3

Al(g)

324.4

285.7

164.54

Al3+(aq)

–531

–485

–321.7

Al2O3(s)

–1676

–1582

50.92

AlF3(s)

–1510.4

–1425

66.5

AlCl3(s)

–704.2

–628.8

110.67

AlCl3·6H2O(s)

–2691.57

–2269.40

376.56

Al2S3(s)

–724.0

–492.4

116.9

Al2(SO4)3(s)

–3445.06

–3506.61

239.32

antimony

Sb(s)

0

0

45.69

Sb(g)

262.34

222.17

180.16

Sb4O6(s)

–1440.55

–1268.17

220.92

SbCl3(g)

–313.8

–301.2

337.80

SbCl5(g)

–394.34

–334.29

401.94

Sb2S3(s)

–174.89

–173.64

182.00

SbCl3(s)

–382.17

–323.72

184.10

SbOCl(s)

–374.0

arsenic

As(s)

0

0

35.1

As(g)

302.5

261.0

174.21

As4(g)

143.9

92.4

314

As4O6(s)

–1313.94

–1152.52

214.22

As2O5(s)

–924.87

–782.41

105.44

AsCl3(g)

–261.50

–248.95

327.06

As2S3(s)

–169.03

–168.62

163.59

AsH3(g)

66.44

68.93

222.78

H3AsO4(s)

–906.3

barium

Ba(s)

0

0

62.5

Ba(g)

180

146

170.24

Ba2+(aq)

–537.6

–560.8

9.6

BaO(s)

–548.0

–520.3

72.1

BaCl2(s)

–855.0

–806.7

123.7

BaSO4(s)

–1473.2

–1362.3

132.2

beryllium

Be(s)

0

0

9.50

Be(g)

324.3

286.6

136.27

BeO(s)

–609.4

–580.1

13.8

bismuth

Bi(s)

0

0

56.74

Bi(g)

207.1

168.2

187.00

Bi2O3(s)

–573.88

–493.7

151.5

BiCl3(s)

–379.07

–315.06

176.98

Bi2S3(s)

–143.1

–140.6

200.4

boron

B(s)

0

0

5.86

B(g)

565.0

521.0

153.4

B2O3(s)

–1273.5

–1194.3

53.97

B2H6(g)

36.4

87.6

232.1

H3BO3(s)

–1094.33

–968.92

88.83

BF3(g)

–1136.0

–1119.4

254.4

BCl3(g)

–403.8

–388.7

290.1

B3N3H6(l)

–540.99

–392.79

199.58

HBO2(s)

–794.25

–723.41

37.66

bromine

Br2(l)

0

0

152.23

Br2(g)

30.91

3.142

245.5

Br(g)

111.88

82.429

175.0

Br(aq)

–120.9

–102.82

80.71

BrF3(g)

–255.60

–229.45

292.42

HBr(g)

–36.3

–53.43

198.7

cadmium

Cd(s)

0

0

51.76

Cd(g)

112.01

77.41

167.75

Cd2+(aq)

–75.90

–77.61

–73.2

CdO(s)

–258.2

–228.4

54.8

CdCl2(s)

–391.5

–343.9

115.3

CdSO4(s)

–933.3

–822.7

123.0

CdS(s)

–161.9

–156.5

64.9

calcium

Ca(s)

0

0

41.6

Ca(g)

178.2

144.3

154.88

Ca2+(aq)

–542.96

–553.04

–55.2

CaO(s)

–634.9

–603.3

38.1

Ca(OH)2(s)

–985.2

–897.5

83.4

CaSO4(s)

–1434.5

–1322.0

106.5

CaSO4·2H2O(s)

–2022.63

–1797.45

194.14

CaCO3(s) (calcite)

–1220.0

–1081.4

110.0

CaSO3·H2O(s)

–1752.68

–1555.19

184.10

carbon

C(s) (graphite)

0

0

5.740

C(s) (diamond)

1.89

2.90

2.38

C(g)

716.681

671.2

158.1

CO(g)

–110.52

–137.15

197.7

CO2(g)

–393.51

–394.36

213.8

CO32–(aq)

–677.1

–527.8

–56.9

CH4(g)

–74.6

–50.5

186.3

CH3OH(l)

–239.2

–166.6

126.8

CH3OH(g)

–201.0

–162.3

239.9

CCl4(l)

–128.2

–62.5

214.4

CCl4(g)

–95.7

–58.2

309.7

CHCl3(l)

–134.1

–73.7

201.7

CHCl3(g)

–103.14

–70.34

295.71

CS2(l)

89.70

65.27

151.34

CS2(g)

116.9

66.8

238.0

C2H2(g)

227.4

209.2

200.9

C2H4(g)

52.4

68.4

219.3

C2H6(g)

–84.0

–32.0

229.2

CH3CO2H(l)

–484.3

–389.9

159.8

CH3CO2H(g)

–434.84

–376.69

282.50

C2H5OH(l)

–277.6

–174.8

160.7

C2H5OH(g)

–234.8

–167.9

281.6

HCO3(aq)

–691.11

–587.06

95

C3H8(g)

–103.8

–23.4

270.3

C6H6(g)

82.927

129.66

269.2

C6H6(l)

49.1

124.50

173.4

CH2Cl2(l)

–124.2

–63.2

177.8

CH2Cl2(g)

–95.4

–65.90

270.2

CH3Cl(g)

–81.9

–60.2

234.6

C2H5Cl(l)

–136.52

–59.31

190.79

C2H5Cl(g)

–112.17

–60.39

276.00

C2N2(g)

308.98

297.36

241.90

HCN(l)

108.9

125.0

112.8

HCN(g)

135.5

124.7

201.8

cesium

Cs+(aq)

–248

–282.0

133

chlorine

Cl2(g)

0

0

223.1

Cl(g)

121.3

105.70

165.2

Cl(aq)

–167.2

–131.2

56.5

ClF(g)

–54.48

–55.94

217.78

ClF3(g)

–158.99

–118.83

281.50

Cl2O(g)

80.3

97.9

266.2

Cl2O7(l)

238.1

Cl2O7(g)

272.0

HCl(g)

–92.307

–95.299

186.9

HClO4(l)

–40.58

chromium

Cr(s)

0

0

23.77

Cr(g)

396.6

351.8

174.50

CrO4 2–(aq)

–881.2

–727.8

50.21

Cr2O7 2–(aq)

–1490.3

–1301.1

261.9

Cr2O3(s)

–1139.7

–1058.1

81.2

CrO3(s)

–589.5

(NH4)2Cr2O7(s)

–1806.7

cobalt

Co(s)

0

0

30.0

Co2+(aq)

–67.4

–51.5

–155

Co3+(aq)

92

134

–305.0

CoO(s)

–237.9

–214.2

52.97

Co3O4(s)

–910.02

–794.98

114.22

Co(NO3)2(s)

–420.5

copper

Cu(s)

0

0

33.15

Cu(g)

338.32

298.58

166.38

Cu+(aq)

51.9

50.2

–26

Cu2+(aq)

64.77

65.49

–99.6

CuO(s)

–157.3

–129.7

42.63

Cu2O(s)

–168.6

–146.0

93.14

CuS(s)

–53.1

–53.6

66.5

Cu2S(s)

–79.5

–86.2

120.9

CuSO4(s)

–771.36

–662.2

109.2

Cu(NO3)2(s)

–302.9

fluorine

F2(g)

0

0

202.8

F(g)

79.4

62.3

158.8

F(aq)

–332.6

–278.8

–13.8

F2O(g)

24.7

41.9

247.43

HF(g)

–273.3

–275.4

173.8

hydrogen

H2(g)

0

0

130.7

H(g)

217.97

203.26

114.7

H+(aq)

0

0

0

OH(aq)

–230.0

–157.2

–10.75

H3O+(aq)

–285.8

69.91

H2O(l)

–285.83

–237.1

70.0

H2O(g)

–241.82

–228.59

188.8

H2O2(l)

–187.78

–120.35

109.6

H2O2(g)

–136.3

–105.6

232.7

HF(g)

–273.3

–275.4

173.8

HCl(g)

–92.307

–95.299

186.9

HBr(g)

–36.3

–53.43

198.7

HI(g)

26.48

1.70

206.59

H2S(g)

–20.6

–33.4

205.8

H2Se(g)

29.7

15.9

219.0

HNO3

–206.64

iodine

I2(s)

0

0

116.14

I2(g)

62.438

19.3

260.7

I(g)

106.84

70.2

180.8

I(aq)

–55.19

–51.57

11.13

IF(g)

95.65

–118.49

236.06

ICl(g)

17.78

–5.44

247.44

IBr(g)

40.84

3.72

258.66

IF7(g)

–943.91

–818.39

346.44

HI(g)

26.48

1.70

206.59

iron

Fe(s)

0

0

27.3

Fe(g)

416.3

370.7

180.5

Fe2+(aq)

–89.1

–78.90

–137.7

Fe3+(aq)

–48.5

–4.7

–315.9

Fe2O3(s)

–824.2

–742.2

87.40

Fe3O4(s)

–1118.4

–1015.4

146.4

Fe(CO)5(l)

–774.04

–705.42

338.07

Fe(CO)5(g)

–733.87

–697.26

445.18

FeCl2(s)

–341.79

–302.30

117.95

FeCl3(s)

–399.49

–334.00

142.3

FeO(s)

–272.0

–255.2

60.75

Fe(OH)2(s)

–569.0

–486.5

88.

Fe(OH)3(s)

–823.0

–696.5

106.7

FeS(s)

–100.0

–100.4

60.29

Fe3C(s)

25.10

20.08

104.60

lead

Pb(s)

0

0

64.81

Pb(g)

195.2

162.

175.4

Pb2+(aq)

–1.7

–24.43

10.5

PbO(s) (yellow)

–217.32

–187.89

68.70

PbO(s) (red)

–218.99

–188.93

66.5

Pb(OH)2(s)

–515.9

PbS(s)

–100.4

–98.7

91.2

Pb(NO3)2(s)

–451.9

PbO2(s)

–277.4

–217.3

68.6

PbCl2(s)

–359.4

–314.1

136.0

lithium

Li(s)

0

0

29.1

Li(g)

159.3

126.6

138.8

Li+(aq)

–278.5

–293.3

13.4

LiH(s)

–90.5

–68.3

20.0

Li(OH)(s)

–487.5

–441.5

42.8

LiF(s)

–616.0

–587.5

35.7

Li2CO3(s)

–1216.04

–1132.19

90.17

magnesium

Mg2+(aq)

–466.9

–454.8

–138.1

manganese

Mn(s)

0

0

32.0

Mn(g)

280.7

238.5

173.7

Mn2+(aq)

–220.8

–228.1

–73.6

MnO(s)

–385.2

–362.9

59.71

MnO2(s)

–520.03

–465.1

53.05

Mn2O3(s)

–958.97

–881.15

110.46

Mn3O4(s)

–1378.83

–1283.23

155.64

MnO4 (aq)

–541.4

–447.2

191.2

MnO4 2–(aq)

–653.0

–500.7

59

mercury

Hg(l)

0

0

75.9

Hg(g)

61.4

31.8

175.0

Hg2+(aq)

164.8

Hg2+(aq)

172.4

153.9

84.5

HgO(s) (red)

–90.83

–58.5

70.29

HgO(s) (yellow)

–90.46

–58.43

71.13

HgCl2(s)

–224.3

–178.6

146.0

Hg2Cl2(s)

–265.4

–210.7

191.6

HgS(s) (red)

–58.16

–50.6

82.4

HgS(s) (black)

–53.56

–47.70

88.28

HgSO4(s)

–707.51

–594.13

0.00

nickel

Ni2+(aq)

–64.0

–46.4

–159

nitrogen

N2(g)

0

0

191.6

N(g)

472.704

455.5

153.3

NO(g)

90.25

87.6

210.8

NO2(g)

33.2

51.30

240.1

N2O(g)

81.6

103.7

220.0

N2O3(g)

83.72

139.41

312.17

NO3(aq)

–205.0

–108.7

146.4

N2O4(g)

11.1

99.8

304.4

N2O5(g)

11.3

115.1

355.7

NH3(g)

–45.9

–16.5

192.8

NH4+(aq)

–132.5

–79.31

113.4

N2H4(l)

50.63

149.43

121.21

N2H4(g)

95.4

159.4

238.5

NH4NO3(s)

–365.56

–183.87

151.08

NH4Cl(s)

–314.43

–202.87

94.6

NH4Br(s)

–270.8

–175.2

113.0

NH4I(s)

–201.4

–112.5

117.0

NH4NO2(s)

–256.5

HNO3(l)

–174.1

–80.7

155.6

HNO3(g)

–133.9

–73.5

266.9

HNO3(aq)

–207.4

–110.5

146

oxygen

O2(g)

0

0

205.2

O(g)

249.17

231.7

161.1

O3(g)

142.7

163.2

238.9

phosphorus

P4(s)

0

0

164.4

P4(g)

58.91

24.4

280.0

P(g)

314.64

278.25

163.19

PH3(g)

5.4

13.5

210.2

PCl3(g)

–287.0

–267.8

311.78

PCl5(g)

–374.9

–305.0

364.4

P4O6(s)

–1640.1

P4O10(s)

–2984.0

–2697.0

228.86

PO4 3–(aq)

–1277

–1019

–222

HPO3(s)

–948.5

HPO4 2–(aq)

–1292.1

–1089.3

–33

H2PO4 2–(aq)

–1296.3

–1130.4

90.4

H3PO2(s)

–604.6

H3PO3(s)

–964.4

H3PO4(s)

–1279.0

–1119.1

110.50

H3PO4(l)

–1266.9

–1124.3

110.5

H4P2O7(s)

–2241.0

POCl3(l)

–597.1

–520.8

222.5

POCl3(g)

–558.5

–512.9

325.5

potassium

K(s)

0

0

64.7

K(g)

89.0

60.5

160.3

K+(aq)

–252.4

–283.3

102.5

KF(s)

–576.27

–537.75

66.57

KCl(s)

–436.5

–408.5

82.6

rubidium

Rb+(aq)

–246

–282.2

124

silicon

Si(s)

0

0

18.8

Si(g)

450.0

405.5

168.0

SiO2(s)

–910.7

–856.3

41.5

SiH4(g)

34.3

56.9

204.6

H2SiO3(s)

–1188.67

–1092.44

133.89

H4SiO4(s)

–1481.14

–1333.02

192.46

SiF4(g)

–1615.0

–1572.8

282.8

SiCl4(l)

–687.0

–619.8

239.7

SiCl4(g)

–662.75

–622.58

330.62

SiC(s, beta cubic)

–73.22

–70.71

16.61

SiC(s, alpha hexagonal)

–71.55

–69.04

16.48

silver

Ag(s)

0

0

42.55

Ag(g)

284.9

246.0

172.89

Ag+(aq)

105.6

77.11

72.68

Ag2O(s)

–31.05

–11.20

121.3

AgCl(s)

–127.0

–109.8

96.3

Ag2S(s)

–32.6

–40.7

144.0

sodium

Na(s)

0

0

51.3

Na(g)

107.5

77.0

153.7

Na+(aq)

–240.1

–261.9

59

Na2O(s)

–414.2

–375.5

75.1

NaCl(s)

–411.2

–384.1

72.1

strontium

Sr2+(aq)

–545.8

–557.3

–32.6

sulfur

S8(s) (rhombic)

0

0

256.8

S(g)

278.81

238.25

167.82

S2–(aq)

41.8

83.7

22

SO2(g)

–296.83

–300.1

248.2

SO3(g)

–395.72

–371.06

256.76

SO4 2–(aq)

–909.3

–744.5

20.1

S2O3 2–(aq)

–648.5

–522.5

67

H2S(g)

–20.6

–33.4

205.8

HS(aq)

–17.7

12.6

61.1

H2SO4(l)

–813.989

–690.00

156.90

HSO4 2–(aq)

–885.75

–752.87

126.9

H2S2O7(s)

–1273.6

SF4(g)

–728.43

–684.84

291.12

SF6(g)

–1220.5

–1116.5

291.5

SCl2(l)

–50

SCl2(g)

–19.7

S2Cl2(l)

–59.4

S2Cl2(g)

–19.50

–29.25

319.45

SOCl2(g)

–212.55

–198.32

309.66

SOCl2(l)

–245.6

SO2Cl2(l)

–394.1

SO2Cl2(g)

–354.80

–310.45

311.83

tin

Sn(s)

0

0

51.2

Sn(g)

301.2

266.2

168.5

SnO(s)

–285.8

–256.9

56.5

SnO2(s)

–577.6

–515.8

49.0

SnCl4(l)

–511.3

–440.1

258.6

SnCl4(g)

–471.5

–432.2

365.8

titanium

Ti(s)

0

0

30.7

Ti(g)

473.0

428.4

180.3

TiO2(s)

–944.0

–888.8

50.6

TiCl4(l)

–804.2

–737.2

252.4

TiCl4(g)

–763.2

–726.3

353.2

tungsten

W(s)

0

0

32.6

W(g)

849.4

807.1

174.0

WO3(s)

–842.9

–764.0

75.9

zinc

Zn(s)

0

0

41.6

Zn(g)

130.73

95.14

160.98

Zn2+(aq)

–153.9

–147.1

–112.1

ZnO(s)

–350.5

–320.5

43.7

ZnCl2(s)

–415.1

–369.43

111.5

ZnS(s)

–206.0

–201.3

57.7

ZnSO4(s)

–982.8

–871.5

110.5

ZnCO3(s)

–812.78

–731.57

82.42

complexes

[Co(NH3)4(NO2)2]NO3, cis

–898.7

[Co(NH3)4(NO2)2]NO3, trans

–896.2

NH4[Co(NH3)2(NO2)4]

–837.6

[Co(NH3)6][Co(NH3)2(NO2)4]3

–2733.0

[Co(NH3)4Cl2]Cl, cis

–874.9

[Co(NH3)4Cl2]Cl, trans

–877.4

[Co(en)2(NO2)2]NO3, cis

–689.5

[Co(en)2Cl2]Cl, cis

–681.2

[Co(en)2Cl2]Cl, trans

–677.4

[Co(en)3](ClO4)3

–762.7

[Co(en)3]Br2

–595.8

[Co(en)3]I2

–475.3

[Co(en)3]I3

–519.2

[Co(NH3)6](ClO4)3

–1034.7

–221.1

615

[Co(NH3)5NO2](NO3)2

–1088.7

–412.9

331

[Co(NH3)6](NO3)3

–1282.0

–524.5

448

[Co(NH3)5Cl]Cl2

–1017.1

–582.5

366.1

[Pt(NH3)4]Cl2

–725.5

[Ni(NH3)6]Cl2

–994.1

[Ni(NH3)6]Br2

–923.8

[Ni(NH3)6]I2

–808.3

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Appendix G Standard Thermodynamic Properties for Selected Substances Copyright © by Nicole Bouvier-Brown; Saori Shiraki; J. Ryan Hunt; and Emily Jarvis. All Rights Reserved.

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