Synthetic Inorganic Chemistry

230 HEAVY METALS OF GROUPS I AND II Commercial zinc sulphate invariably contains a small amount of iron as an impurity. Since Fe ...

ZINC OXIDE 231 carbonate in 500 cc. of water and filter. Pour the filtrate into the purified ZnSO 4 solution. Note if there is a ...

232 HEAVY METALS OF GROUPS I AND II in respect to its behavior towards strong acids and strong bases? Write ionic equations. Wr ...

MERCURIC NITRATE 233 The cold dilute nitric acid in Question 1 does not oxidize the mercurous salt. Now add cold dilute hydroch ...

234 HEAVY METALS OF GROUPS I AND II dilute hydrochloric acid. A precipitate will probably form, in which case add 10 cc. of conc ...

MERCURIC SULPHOCYANATE 235 with the Hg++ ions as long as any of the latter are present, the solution remaining colorless and the ...

236 HEAVY METALS OF GROUPS I AND II Experiments Review in Chapter III Experiments 14, 15, 18, 19, pages 91-92 and the discussion ...

EXPERIMENTS 237 Hydrolysis of Salts. Recall the fact, or observe by experi- ment, that the salts HgNO 3 , Hg(NO 3 )2, and ZnCl ...

238 HEAVY METALS OF GROUPS I AND II residue; let it run through the filter, and test the filtrate for Ag+ ions by adding a drop ...

EXPERIMENTS 239 The ions of cupric iodide are brought together but cupric iodide is unstable and decomposes into insoluble cupro ...

240 HEAVY METALS OF GROUPS I AND II precipitate. Collect each precipitate on a filter, wash it with hot water, and then pour ove ...

GENERAL QUESTIONS VII 241 What is an ammoniate? Give the formulas of the ammonio ions of copper, silver, zinc, and cadmium. How ...

CHAPTER VIII THE OXY-ACIDS AND SALTS OF THE NON-METALS The elements which are distinctly and invariably non-metallic in characte ...

POTASSIUM BROMATE AND POTASSIUM BROMIDE 243 that they occur only at the top in the third, fourth, and fifth groups; and that in ...

244 OXY-ACIDS AND SALTS OF THE NON-METALS cal changes occurring in the process, and on it the calculation of quantities of mater ...

POTASSIUM BROMATE AND POTASSIUM BROMIDE 245 Procedure: Dissolve the potassium hydroxide in 100 cc. of water in a 300-cc. Erlenme ...

246 OXY-ACIDS AND SALTS OF THE NON-METALS QUESTIONS When the bromate is tested with silver nitrate why is it nec- essary to hav ...

POTASSIUM CHLORATE 247 Apparatus: 500-cc. flask with 2-hole rubber stopper. chlorine generator, use 2,000-cc. round-bottomed fla ...

248 OXY-ACIDS AND SALTS OF THE NON-METALS QUESTIONS Tabulate the solubilities at high and low temperatures of the salts concern ...

IODIC ACID; IODINE PENTOXIDE 249 Procedure: Dissolve 31 grams of potassium chlorate by warming it with 100 cc. of water in a 100 ...