Tables of ΔfHө  and  S ө  at 298K: ref 1          to page 1 alone         to page 2 alone         to page 3 alone

Compounds
Compound:
ΔfHө
kJ/mol
Sө
J/molK
 
 Compound:
ΔfHө
kJ/mol
Sө
J/molK
AgCl (s)  -127.1  96.2 
H2S (g) -20.6 205.7
AlCl3 (s) -705.6 108.3
H2S (aq) -39.7 121.3
Al(OH)3 (s) -1675.7 50.92
H2SO4 (aq) -909.3 +20.1
C2H4 (g) +52.26 219.5
KBr(s) -393.8 95.9
CH3COOH(aq)  -485.7 178.7 
KI(s) -327.9 106.4
CH3OH (l) -238.7 126.8
NF3 (g) -124.7 260.6
CH3OH (g) -201.2 237.6
NH3(g)  -46.11 192.3
CH3CH2OH (l) -277.7 160.7
NH3(aq) -80.29 111.3
CH3CH2OH (g) -235.1 282.7
NH4Cl(s) -314.6 94.9
CH4(g) -74.81  186.2 
N2O(g) +82.08 219.7
CCl4(g) -102.9 309.7
NO(g) +90.25 210.7 
CF4 (g) -924.7 261.5
N2O3(g) +90.49 312.2
CO(g)  -110.52  197.56 
N2O4(g) +9.16 304.2
CO2(g)  -393.51 213.6 
NO2(g) +33.2 239.9
CaCO3(s)  -1206.9 92.9
N2O5(g) +11.3 355.6 
CaO(s)  -635.1 39.8 
NOCl(g) +51.7 261.7
CaSO4 -1435.5 106.5
NaCl (s) -411.54 72.38
Cl2O (g) +80.3 266.1
MgCl2 (s) -641.3 89.62
CuS (s) -53.1 66.5
Mg(OH)2(s) -924.7 63.18
F2O (g) -21.8 247.3
PCl3 (g) -287.0 311.7
FeCl2 (s) -399.4 142.3
PCl5 (g) -375 364.5
FeCl3 (s) -341.8 117.9
PF3 (g) -918.8 273.1
FeS(s)  -23.9 14.41
P4O6(s) -2212.1 321.9
Fe2S3(s)   -14.0 16.6
P4O10(s) -3009.9 228.8
HBr (g) -36.4 198.59
SO2(g) -296.83 248.1
HBr (aq) -121.5 82.4
SO3(g) -395.7 256.6
H2CO3(aq)  -699.65 187.44
α-SiC(s) -62.8 16.48
HCl(g) -92.31 186.80 
β-SiC(s) -65.3 16.61
HCl(aq) -167.16 56.5
SiF4 (g) -1614.9 282.4
HF (g) -271.1 173.67
SiO2(s) -910.94 41.84
HF (aq) -70.4 88.5
TiCl4 (s) -804.2 221.9
HI (g) +26.5 206.48
TiO2(s) -944.7 50.33
HI (aq) -55.19 111.3
ZnCl2(s) -415.1 111.5
H2O(g)  -241.8 188.7
ZnO(s) -348.3 43.64
H2O(l)  -285.8 69.91
Zn(OH)2(s - α) -153.4 19.4
HNO3(l) -173.2  155.6
ZnS(s) -206.0 57.7
H3PO4 -1289.1 152.1
ZnSO4 -980.1
 110.5

to page 2 alone

Elements
Element:
ΔfHө
kJ/mol
Sө
J/mol K
Element:
ΔfHө
kJ/mol
Sө
J/mol K
C(graphite)  --
 5.740
Ni(s) --
 29.9
C(diamond) +1.887 2.38
O2(g) --
 205.0
Ca(s)  --
 41.4
P4(s) --
 41.1( x 4*)
Cl2(g)  --
 223.0
P4(g) +58.91 280.0
Cu(s)  --
 33.15
S8(s) --
 31.9( x 8*)
F2 (g) --
 202.7

--
 --
Fe(s)  --
 27.3
Si(s) --
 18.8
H2(g)  --
 130.6
Ti(s) --
 30.6
I2(s)  --
 116.1
Zn(s) --
 41.6
N2(g) --
 191.5



Aqueous Ions
Aqueous Ions:
ΔfHө
kJ/mol
ΔSө
J/mol K
Aqueous Ions:
ΔfHө
kJ/mol
ΔSө
J/mol K
Al3+ -531.0 -321.7
HSO4- -887.3  +131.8 
Ag+ +105.6 +72.68
I-  -55.2 +111.3
Br-  -121.6 +82.4
K+ -252.4 +102.5 
CO32- -677.1 -56.9 
Mg2+ -466.9 -138.1
CH3COO- -486.0 86.6
Mn2+ -220.8 -73.6
Ca2+ -542.8 -53.1
NH4+ -132.5 +113.4
Cl- -167.2  +56.5
NO2- -104.6 +123.0
Cu2+ +64.77  +99.6
NO3- -205.0 +146.4
F- -79.50 -3.3
Na+ -240.1 +59.0
Fe2+ -89.1 -137.6
OH- -230.0 -10.8
Fe3+ -48.5 -315.9
PO43- -1277.4  -199.3 2
H+   0   0
S2- +33.1 -14.6
H3O+ ( = H+ + H2O ) -285.8 69.91
SO42- -909.3 +20.1
H2PO4-  -1296.3  +90.4
Zn2+ -153.9 -112.1
HPO42- -1292.1 -31.9 1

 *If in the reaction you use these elements with a subscript of 1, i.e. P and S, then do not multiply by 4 or 8.  If you use the subscripts, P4 and S8, multiply the numbers by 4 and 8.
1 Adjusted to give the correct experimental Ka NIST = -33.5 J mol-1 K-1
2 " NIST = -222 J mol-1 K-1

to page 3 alone

Tables of bond energies (units are kJ mol -1):ref 2

Single Bonds:
 
H
C
N
O
F
P
S
Cl
Br
I
H
432 
411
386
459
565
322
363
428
362
294
C
 
346
305
358
485
264
272
327
285
213
N
 
 
167 
201
283
209
171
201
243
254
O
 
 
 
142
190
335
215
218
201
201
F
 
 
 
 
155
490
284
249
263
278
P
 
 
 
 
 
213
230
326
264
184
S
 
 
 
 
 
 
268
265
217
198
Cl
 
 
 
 
 
 
 
240
216
208
Br
 
 
 
 
 
 
 
 
190
175
I
 
 
 
 
 
 
 
 
 
149

Double Bonds:
 
N
O
C
S
N
418
607
615
 
O
 
494
799
533
C
 
 
602
573
S
 
 
 
425

Triple Bonds:
 
N
C
O
N
942
887
 
C
 
835
1072



1. Reference for ΔfHo and So:  CRC Handbook of Chemistry and Physics, 71st Edition, ed. David R. Lide, CRC Press Inc., Boca Raton, FL. and from the NIST Thermodyanic Data (JANIF).

2. Reference for bond energies:  Chemistry by James P. Birk, Houghton Mifflin Company, Boston (1994).


BACK  TOP      page 1       page 2       page 3