Laboratory Methods of Inorganic Chemistry, 2nd English Ed. 1928
ACIDS, BASES AND SALTS. 65 Copper Hydride. From 100 c.c. of a 5% solution of barium hypophosphite (No. 96), precipitate all of ...
66 ACIDS, BASES, AND SALTS. This double possibility of dissociation enables substances to react in different ways. According to ...
ACIDS, BASES, AND SALTS. 67 equilibrium with the ions, and at the dilution v the concentration of the to the mass-action law the ...
68 ACIDS, BASES, AND SALTS. represent, therefore, reciprocal processes. It is important in the preparation of salts to know whic ...
PHYSICO-CHEMICAL DETECTION 69 fact that the velocity at which compact substances enter into reaction is often very slight. (Cf. ...
70 ACIDS AND BASES. Test the conductivity of nitrobenzene after the same manner, first alone, and then with the addition of a li ...
HYDROBROMIC ACID. 71 tube, and heat this plug with a wide flame. Any iodine, distilling as such without combining with the hydro ...
72 ACIDS AND BASES. Compt. rend. 110, 784 (1890)). Dependent preparations: Cupric Bromide (No. 37), Ammonium Tribromide (No. 69) ...
CUPRIC AND CUPROUS BROMIDES. 73 Thallous hydroxide forms light-yellow crystals which are readily soluble in water; the aqueous s ...
74 HALOGEN COMPOUNDS. dark. Place the evaporating dish, with its contents, in a desic- cator over sulphuric acid, preferably in ...
POTASSIUM IODIDE. 75 prepared without the intermediate formation of iodate, by the interaction of ferrous iodide (which can be o ...
76 HALOGEN COMPOUNDS. oxygen gas until the air has all been replaced, then add a little concentrated sodium nitrite solution and ...
MANGANOUS CHLORIDE. 77 Barium Chloride from Witherite. If a sample of witherite is dissolved in hydrochloric acid, the resulti ...
77A HALOGEN COMPOUNDS. dish over the free flame in order to expel the excess of hydro- chloric acid. Dissolve the residue, which ...
PREPARATION OF CHLORINE. 77B brilliant, glistening leaflets falls into the bulb of the retort. Heat the neck of the retort by fa ...
77C HALOGEN COMPOUNDS. weighed quantity of potassium permanganate or of potassium pyrochromate. 2 KMnO, + 16 HC1 = 2 MnCl 2 + 2 ...
ANHYDROUS CHROMIUM TRICHLORIDE. 77D Larger amounts of hydrogen chloride may be obtained by treating 200 g. common salt (sodium c ...
77E HALOGEN COMPOUNDS. are obtained, together with a darker powder of a more brownish shade which under the microscope is shown ...
CHLORIDES OF PHOSPHORUS. 77F further purified by another fractionation. The yield is almost theoretical. Sulphur chloride, S 2 C ...
77G HALOGEN COMPOUNDS. Phosphorus Trichloride. Use the same apparatus as in the preparation of sulphur chloride (No. 45), except ...
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