Synthetic Inorganic Chemistry

TABLE OF CONTENTS XI

PAGE

General Questions VHI 264

CHAPTER IX. ELEMENTS OP GROUP IV

Preparations 266

41. Precipitated Silica 266


42. Stannous Chloride 268


43. Stannic Sulphide (Mosaic Gold) 271


44. Anhydrous Stannic Chloride 273


45. Anhydrous Stannic Bromide 275


46. Lead Nitrate 278


47. Lead Dioxide 279


48. Red Lead 281


49. Ceric Oxide from Cerous Oxalate 283


50. Cerous Oxalate 284


51. Cerous Chloride 286

Experiments 287

Carbon dioxide. Combustibility of carbon compounds. Carbon

monoxide. Carbides. Silicon dioxide and silicic acid. Hydrolysis

of stannous salts. Reducing action of stannous salts. Lead salts.

Amphoteric character of hydroxides of tin and lead. Stannic acid.

Thio-salts of tin. Lead dioxide. Lead tetrachloride. Stability of

lead carbonate.

General Questions IX 297

CHAPTER X. ELEMENTS OP GROUP V

Preparations 298

52. Ortho Phosphoric Acid 298


53. Disodium Phosphate 301


54. Phosphorus Tribromide. , 303


55. Arsenic Acid 305


56. Antimony Trichloride 308


57. Sodium Sulphantimonate 310


58. Antimony Pentasulphide 312


59. Metallic Antimony 313


60. Bismuth Basic Nitrate 314

Experiments 315

Oxidation products of the elements of Group V. Sulphides and thio-

salts. Reducing action of phosphorous acid. Non-oxidizing prop-

erty of phosphoric acid. Arsenious and arsenic acids. Reduction

of bismuth salts. Bismuth in a higher state of oxidation.

General Questions X 318