Page 115 - Chemistry - XI

10 3 × Surface Tension/ N m –1 (293 K) 27.8 – 23.7 – 42.9 – 26.95 33.56 27.14 25.5 – 17.01 23.9 22.75 63.4 18.43 22.61 – – – – 28.5

10 4 × Viscosity/ N s m –2 (298 K) 11.55 – 3.16 – 3.71 – 8.8 7.97 5.42 9.8 – 2.22 4.41 10.6 942.0 2.94 5.47 – – – – 5.50

Refractive index (nD) (293 K) 1.3716 – 1.3588 – 1.5863 1.504 (405) 1.4601 1.5241 1.4459 1.42662 – 1.3526 1.3723 1.3611 1.4746 1.37506 1.3288 1.4003 (297) – 1.5509 – 1.4961

TABLE 2: GENERAL PROPERTIES OF SOME ORGANIC COMPOUNDS

Density/Kg m –3 (298 K) 1044.0 – 785.0 – 1022.0 (293) 1266.0 (288) 1584.0 1106.0 1480.0 774.0 – 714.0 900.0 (293) 785.0 1264.4 655.0 787.0 1180.0 – 1132.0 – 862.0

bp.°C 117.9 – 56.1 – 184.1 249.0 76.5 132.0 61.7 80.7 – 34.51 77.1 78.3 290.0 68.7 64.5 218.0 – 181.8 – 110.6

mp.°C 16.7 114.0 –94.7 125. 0 –6.3 122.4 –22.9 –45.2 –63.5 6.6 112.0 –116.2 –82.4 –114.1 18.07 –95.3 –97.7 80.3 214.0 40.9 113. 0 –95.1

Compound p-aminoazobenzene (aniline yellow) Phenyl-azo-β-naphthol (azo dye) Phenyl-azo-β-naphthol (azo dye)

Acetic acid Acetanilide Acetone Aniline Benzoic acid Carbon tetra-chloride Chlorobenzene Chloroform Cyclohexane Dibenzal acetone Di-ethyl ether Ethyl acetate Ethanol Glycerol Hexane Methanol Napthalene p-Nitroacetanilide Phenol Phenol Toluene Toluene

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