Laboratory Methods of Inorganic Chemistry, 2nd English Ed. 1928
CHLORIDES OF ANTIMONY. 77H only necessary to remove the stopper a moment and push the obstruction out of the way with a stirring ...
77l HALOGEN COMPOUNDS. Distil the antimony trichloride solution from a retort, provided with a thermometer, until the temperatur ...
BISMUTH TRIBROMIDE. 77j first, and should be driven off by playing a second flame over the neck of the retort (Hood); then the b ...
(^78) HALOGEN COMPOUNDS. troduce a glass tube one-half meter long and about 1 cm. in diam- eter, and make the joint tight with a ...
TIN TETRACHLORIDE. 79 sure gives good results, provided the two temperatures compared are not far from one another. Boiling-poin ...
80 HALOGEN COMPOUNDS. From time to time raise the tubing through which the gas is flow- ing but never let it reach above the top ...
TITANIUM TETRACHLORIDE. 81 That portion of the distillate passing over above 60°, which, however, is small in amount by this met ...
82 HALOGEN COMPOUNDS. accomplished by means of charcoal, but the oxides of carbon, on the other hand, can be reduced by aluminiu ...
TITANIUM TETRACHLORIDE. 83 is essential to maintain a strong, steady stream of chlorine, the bubbles of which pass through the w ...
84 HALOGEN COMPOUNDS. The reaction is extremely sensitive, and can be used as a test for hydrogen peroxide as well as for titani ...
PHOSPHORUS PENTASULPHIDE. 85 escape. Allow the apparatus to cool completely, and remove the preparation by the aid of a glass ro ...
86 SULPHIDES. automatic apparatus, and collect the crystals which have separated in the boiling-flask. The purified product melt ...
PHOSPHORUS PENTASULPHIDE. 87 with ice, no correction is necessary. On account of the sensitive- ness of the thermo-element towar ...
88 SULPHIDES. air. The voltmeter rises slowly until it registers the temperature of the hot vapor, after which it remains consta ...
GREEN MANGANESE SULPHIDE. 89 solution to 2000 c.c, and treat it, at the temperature of the water bath, with hydrogen sulphide un ...
90 SULPHIDES. manganese oxide is formed during the process, by oxidation of the sulphide, but it floats on top of the liquid and ...
CYANIDES. 91 From Titanium Dioxide. Titanium disulphide was first obtained by H. Rose (1823) on conducting vapors of carbon dis ...
92 NITRIDES. the sun, as shown by the spectroscope. When cyanogen is once formed, its rate of decomposition at a lower temperatu ...
DITHIO-OXAMIDE. 93 remaining in the distilling flask by decantation with water, and then heat it upon the water bath with about ...
94 NITRIDES. each of mercuric cyanide in a test tube fitted with a delivery tube. Finally, saturate the solution once more with ...
«
1
2
3
4
5
6
7
8
9
10
»
Free download pdf