List of thermodynamic properties

Specific properties are expressed on a per mass basis; in some circumstances other dimensions could be used, such as per-mole.

References

^ Aylward, Gordon; Findlay, Tristan (2002), SI Chemical Data 5th ed. (5 ed.), Sweden: John Wiley & Sons, pp. 202, ISBN 0470800445
^ Cengel, Yunus A.; Boles, Michael A. (2002). Thermodynamics: an engineering approach. Boston: McGraw-Hill. pp. 79. ISBN 0-07-121688-X.

Thermodynamic properties and their characteristics
Property	Symbol	Units	Extensive?	Intensive?	Conjugate	Potential?	State qty.?	Process qty.?
Activity	$a$	–		Y			Y
Altitude		m	Y				Y
Chemical potential	$\mu_i$	kJ/mol		Y	Particle number		Y
Compressibility (adiabatic)	$\beta_S$ , $\kappa$	Pa⁻¹		Y			Y
Compressibility (isothermal)	$\beta_T$ , $\kappa$	Pa⁻¹		Y			Y
Cryoscopic constant^[1]	$K_f$	K·kg/mol
Density	$\rho$	kg/m³		Y			Y
Ebullioscopic constant	$K_b$
Enthalpy	$H$	J	Y			Y	Y
↳ Specific enthalpy	$h$	J/kg		Y			Y
Entropy	$S$	J/K	Y		Temperature	Y (entropic)	Y
↳ Specific entropy	$s$	J/(kg K)		Y			Y
Fugacity	$f$	N/m²		Y			Y
Gas constant	$R, \bar R$	J/K		Y
↳ Specific gas constant (for a particular substance)	$R_S$	J/(kg K)		Y
Gibbs free energy	$G$	J	Y			Y	Y
↳ Specific Gibbs free entropy	$g$	J/(kg K)		Y			Y
Gibbs free entropy	$\Xi$	J/K	Y			Y (entropic)	Y
Grand / Landau potential	$\Omega$	J	Y			Y	Y
Heat	$Q$	J	Y					Y
Heat capacity (constant pressure)	$C_p$	J/K	Y				Y
↳ Specific heat capacity (constant pressure)	$c_p$	J/(kg·K)		Y			Y
Heat capacity (constant volume)	$C_v$	J/K	Y				Y
↳ Specific heat capacity (constant volume)	$c_v$	J/(kg·K)		Y			Y
Helmholtz free energy	$A$ , $F$	J	Y			Y	Y
Helmholtz free entropy	$\Phi$	J/K	Y			Y (entropic)	Y
Internal energy	$U$	J	Y			Y	Y
↳ Specific internal energy	$u$	J/kg		Y			Y
Internal pressure	$\pi _T$	Pa		Y			Y
Mass	$m$	kg	Y
Particle number	$N_i$	–	Y		Chemical potential
Pressure	$p$	Pa		Y	Volume		Y
Temperature	$T$	K		Y	Entropy		Y
Thermal conductivity	$k$	W/(m·K)		Y			Y
Thermal diffusivity	$\alpha$	m²/s		Y			Y
Thermal expansion (linear)	$\alpha_L$	K⁻¹		Y			Y
Thermal expansion (area)	$\alpha_A$	K⁻¹		Y			Y
Thermal expansion (volumetric)	$\alpha_V$	K⁻¹		Y			Y
Vapor quality^[2]	$\chi$	–		Y			Y
Volume	$V$	m³	Y		Pressure		Y
↳ Specific volume	$v$	m³/kg		Y			Y