Table 3.

The list of functional groups and their contributions for the AC models for density, refractive index, heat capacity, speed of sound and surface tension.

Atom	Density		Refractive index		Heat capacity		Speed of sound		Surface tension
	$\mathrm{\Delta }{\rho }_1^A$	$\mathrm{\Delta }{\rho }_2^A$	$\mathrm{\Delta }{n}_1^A$	$\mathrm{\Delta }{n}_2^A$	$\mathrm{\Delta }C{p}_1^A$	$\mathrm{\Delta }C{p}_2^A$	$\mathrm{\Delta }{u}_1^A$	$\mathrm{\Delta }{u}_2^A$	$\mathrm{\Delta }{\sigma }_1^A$	$\mathrm{\Delta }{\sigma }_2^A$
$H$	11.10	− 23.76	27.59	− 79.40	0.1043	0.0139	74.50	68.77	2.29	2.74
$C$	11.59	35.41	− 35.99	171.55	0.3838	0.0205	732.22	633.37	21.39	20.02
$N$	202.25	386.06	− 42.29	362.85	0.3431	0.0002	3445.83	2924.48	19.34	16.94
$O$	− 21.11	69.14	9.63	54.84	3.1802	0.1541	1858.40	1589.13	5.19	3.32
$S$	30.10	− 2.34	106.15	466.54	–	–	–	–	6.27	1.40
$P$	− 167.87	574.46	–	–	551.0351	0.0050	–	–	11.95	12.18
$F$	–	–	–	–	–	–	–	–	13.88	15.67
$\mathit{Cl}$	− 3.12	212.74	− 4.52	− 105.19	482.0574	0.8520	416.51	155.70	18.22	1.32
$\mathit{Br}$	63.22	123.77	− 92.16	− 80.13	548.3321	0.0050	–	–	19.36	1.46
$I$	–	–	− 103.53	− 18.40	–	–	–	–	–	–