Perry’s Chemical Engineers’ Handbook, Eighth Edition

Table 2-178: Heats and Free Energies of Formation of Inorganic Compounds (Continued)

Table 2-178: Heats and Free Energies of Formation of Inorganic Compounds ( Continued)

Compound

State [ ]

Heat of formation [ ] [ ] ?H (formation) at 25 C, kcal/mol

Free energy of formation [?] [ ] ?F (formation) at 25 C, kcal/mol

Copper

CuClO 4

aq

28.3

1.34

Cu(ClO 3) 2

aq, 400

15.4

Cu(ClO 4) 2

aq

5.5

CuI

c

17.8

16.66

CuI 2

c

4.8

aq

11.9

8.76

Cu 3N

c

17.78

Cu(NO 3) 2

c

73.1

aq, 200

83.6

36.6

CuO

c

38.5

31.9

Cu 2O

c

43.00

38.13

Cu(OH) 2

c

108.9

85.5

CuS

c

11.6

11.69

Cu 2S

c

18.97

20.56

CuSO 4

c

184.7

158.3

aq, 800

200.78

160.19

Cu 2SO 4

c

179.6

aq

152.0

Erbium

Er

c

0.00

0.00

Er(OH) 3

c

326.8

Fluorine

F 2

g

0.00

0.00

F 2O

g

5.5

9.7

Gallium

Ga

c

0.00

0.00

GaBr 3

c

92.4

GaCl 3

c

125.4

GaN

c

26.2

Ga 2O

c

84.3

Ga 2O 3

c

259.9

Germanium

Ge

c

0.00

0.00

Ge 3N 4

c

15.7