Konstanty van der Waalsovy rovnice

p = RT/(Vm-b) - a/Vm2

 

Látka

Vzorec

a (Pa m6mol-2)

b.105 (m3mol-1)

Argon

Ar

0,136169

3,21805

Chlór

Cl2

0,634411

5,42254

Fluór

F2

0,116370

2,87400

Vodík

H2

0,024782

2,66022

Helium

He

0,003458

2,37517

Krypton

Kr

0,232485

3,95671

Dusík

N2

0,137001

3,86883

Neon

Ne

0,020829

1,67184

Kyslík

O2

0,138174

3,18557

Vzduch

 

0,135937

3,65488

Oxid uhelnatý

CO

0,147223

3,94761

Oxid uhličitý

CO2

0,365281

4,27984

Fosgen

COCl2

1,063990

8,33380

Sirouhlík

CS2

1,124747

7,26159

Voda

H2O

0,553498

3,04813

Sulfan

H2S

0,454307

4,33835

Chlorovodík

HCl

0,369830

4,05990

Kyanovodík

HCN

1,128930

8,80760

Fluorovodík

HF

0,955640

7,38770

Oxid dusnatý

NO

0,145805

2,88681

Oxid dusičitý

NO2

0,536336

4,43482

Amoniak

NH3

0,422672

3,71383

Ozón

O3

0,356450

4,86710

Oxid siřičitý

SO2

0,686450

5,67870

Oxid sírový

SO3

0,856295

6,21525

Methan

CH4

0,230262

4,30623

Ethan

C2H6

0,557965

6,51280

Propan

C3H8

0,938909

9,04769

Butan

C4H10

1,388356

11,63870

2-methylpropan

C4H10

1,331645

11,62750

Pentan

C5H12

1,909040

14,48470

2-methylbutan

C5H12

1,828462

14,15270

2,2-dimethylpropan

C5H12

1,715255

14,09210

Hexan

C6H14

2,483829

17,43880

Isohexan

C6H14

2,397858

17,17700

3-methylpentan

C6H14

2,375829

16,78300

2,2-dimethylbutan

C6H14

2,261934

16,49240

2,3-dimethylbutan

C6H14

2,331209

16,61670

Heptan

C7H16

3,105721

20,48920

Oktan

C8H18

3,787660

23,73580

Nonan

C9H20

4,502131

26,98420

Dekan

C10H22

5,273228

30,42390

Ethylen

C2H4

0,461322

5,82302

Propen

C3H6

0,843685

8,24104

1-buten

C4H8

1,276035

10,83860

cis-2-buten

C4H8

1,318259

10,78570

trans-2-buten

C4H8

1,344438

11,17830

2-methylpropen

C4H8

1,271930

10,84950

1-penten

C5H10

1,786048

13,69500

Acetylen

C2H2

0,451583

5,21961

Propin

C3H4

0,838924

7,43023

1-butyn

C4H6

1,331242

10,23140

Propadien

C3H4

0,823380

7,46660

1,3-butadien

C4H6

1,216449

10,20050

Cyklopentan

C5H10

1,692720

11,79150

Cyklohexan

C6H12

2,195051

14,13330

Cyklohexen

C6H10

2,106740

13,39760

Benzen

C6H6

1,881503

11,92780

Toluen

C7H8

2,488466

14,98580

Ethylbenzen

C8H10

3,096880

17,82740

o-Xylen

C8H10

3,105760

17,56330

m-Xylen

C8H10

3,140907

18,14060

p-Xylen

C8H10

3,149190

18,21350

Propylbenzen

C9H12

3,710500

20,71680

Isopropylbenzen

C9H12

3,614820

20,41610

Styren

C8H8

2,912160

16,31310

Naftalen

C10H8

4,029900

19,19010

Methanol

CH4O

0,947470

6,58852

Ethanol

C2H6O

1,255376

8,70416

1-propanol

C3H8O

1,624770

10,78870

2-propanol

C3H8O

1,582180

11,09300

1-butanol

C4H10O

2,093790

13,24120

1-pentanol

C5H12O

2,600990

15,81820

1,2-ethanediol

C2H6O2

1,575350

8,70430

Cyklohexanol

C6H12O

3,037610

17,32080

Fenol

C6H6O

2,292520

11,76910

Dimethyléter

C2H6O

0,892118

7,94837

Diethyléter

C4H10O

1,746189

13,33310

Formaldehyd

CH2O

0,735506

0,42450

Ethanal

C2H4O

1,106670

8,55530

Aceton

C3H6O

1,601786

11,23500

Keten

C2H2O

0,647820

6,07560

Cyklohexanon

C6H10O

2,996710

16,97890

Mravenčí kyselina

CH2O2

1,327440

8,15650

Octová kyselina

C2H4O2

1,780670

10,67630

Acetanhydrid

C4H6O3

2,016920

12,63260

Octan ethylnatý

C4H8O2

2,084210

14,19680

Methylamin

CH5N

0,722970

5,99190

Acetonitril

C2H3N

1,812420

11,78890

Nitromethan

CH3NO2

1,597070

9,67970

Anilin

C6H7N

2,083770

13,68310

Chloromethan

CH3Cl

0,756490

6,47680

Tetrachlormethan

CCl4

1,979760

12,68070

Methanthiol

CH4S

0,890966

6,75584

Ethanthiol

C2H6S

1,322612

9,44601