Melting Points and Heat of Fusion

Substance
Melting point
K
Melting point
°C
Heat of fusion
(103 J/kg)
Helium
3.5
-269.65
5.23
Hydrogen
13.84
-259.31
58.6
Nitrogen
63.18
-209.97
25.5
Oxygen
54.36
-218.79
13.8
Ethyl alcohol
159
-114
104.2
Mercury
234
-39
11.8
Water
273.15
0.00
334
Sulfur
392
119
38.1
Lead
600.5
327.3
24.5
Antimony
903.65
630.50
165
Silver
1233.95
960.80
88.3
Gold
1336.15
1063.00
64.5
Copper
1356
1083
134
*From Young, Hugh D., University Physics, 7th Ed. Table 15-4.
Discussion of heat of fusion
Index

Tables

Reference
Young
Ch 15.
HyperPhysics***** Thermodynamics








Boiling Points and Heat of Vaporization

Substance
Boiling point
K
Boiling point
°C
Heat of vaporization
(103 J/kg)
Helium
4.216
-268.93
20.9
Hydrogen
20.26
-252.89
452
Nitrogen
77.34
-195.81
201
Oxygen
90.18
-182.97
213
Ethyl alcohol
351
78
854
Mercury
630
357
272
Water
373.15
100.00
2256
Sulfur
717.75
444.60
326
Lead
2023
1750
871
Antimony
1713
1440
561
Silver
2466
2193
2336
Gold
2933
2660
1578
Copper
2840
2567
5069
*From Young, Hugh D., University Physics, 7th Ed. Table 15-4.
More data from Engineering Toolbox
Discussion of heat of vaporization
Index

Tables

Reference
Young
Ch 15.
HyperPhysics***** Thermodynamics





Temperature Standard Points

Substance
State
Temperature
K
Hydrogen
Triple point
13.81
Hydrogen
Boiling point
20.28
Neon
Boiling point
27.102
Oxygen
Triple point
54.361
Argon
Triple point
83.798
Oxygen
Boiling point
90.188
Water
Triple point
273.16
Water
Boiling point
373.125
Tin
Melting point
505.074
Zinc
Melting point
692.664
Silver
Melting point
1235.08
Gold
Melting point
1337.58

Primary fixed points in the international temperature scale.

From Halliday and Resnick Index

Tables

Reference
Halliday & Resnick.
HyperPhysics***** Thermodynamics





Triple Point Data

Substance
Temperature
K
Pressure
105Pa
Helium-4 (l-point)
2.17
0.0507
Hydrogen
13.84
0.0704
Deuterium
18.63
0.171
Neon
24.57
0.432
Oxygen
54.36
0.00152
Nitrogen
63.18
0.125
Ammonia
195.40
0.0607
Sulfur dioxide
197.68
0.00167
Carbon dioxide
216.55
5.17
Water
273.16
0.00610
From Young, University Physics, 8th Ed., Table 16-3 Index

Tables

Reference
Halliday & Resnick.
HyperPhysics***** Thermodynamics





Latent Heats of Vaporization

Substance
kJ/Kg
BTU/lb
calories/g
Acetic acid
402
173
96.0
Acetone
518
223
124
Alcohol
896
385
214
Alcohol, ethyl (ethanol)
846
364
202
Alcohol, methyl (methanol alcohol, wood alcohol, wood naphtha or wood spirits)
1100
473
263
Alcohol, propyl
779
335
186
Ammonia
1369
589
327
Aniline
450
193
107.5
Benzene
390
168
93.2
Bromine
193
83
46.1
Carbon bisulphide
372
160
89
Carbon dioxide
574
247
137
Carbon disulphide
351
151
83.9
Carbon tetrachloride
194
83
46
Chlorine
293
126
70
Chloroform
247
106
59
Decane
263
113
62.8
Dodecane
256
110
61.2
Ether
377
162
90
Ethylene glycol
800
344
191
Trichlorofluoromethane refrigerant R-11
180
77
43
Dichlorodifluoromethane refrigerant R-12
165
71
39.4
Chlorodifluoromethane refrigerant R-22
232
100
55.4
Glycerine
974
419
233
Helium
21
9
5
Heptane
318
137
76
Hexane
365
157
87.2
Hydrogen
461
198
110
Iodine
164
71
39
Kerosene
251
108
60
Mercury
295
127
70.5
Methyl chloride
406
174.6
97
Nitrogen
199
86
47.5
Octane
298
128
71
Oxygen
214
92
51
Propane
428
184
102
Propylene
342
147
81.7
Propylene glycol
914
393
218
Sulphur
1510
650
360.7
Sulfur dioxide
381
164
91
Toluene
351
151
83.9
Turpentine
293
126
70
Water
2257
970.4
539

Data from The Engineering Toolbox

The latent heat of evaporation is based on fluid boiling point temperature at atmospheric pressure. Index

Tables

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