CONTENTS. xv 



Page 



SECT. VI. Tellurium. ..... 622 



Tellurous acids, telluric acids, telluretted hydro- 

 gen, sulphurets, chlorides. > . . 623 



ORDER VI. 



Metals isomorpkous with phosphorus. 



SECT, I. Arsenic. . 627 



Arsenious acid, arsenic acid, sulphurets of arsenic, 



chlorides, arsenietted hydrogen . . 627 



Testing for arsenic. .... 632 



SECT. II. Antimony. . . . 636 



Oxide, sulphuret, chloride, tartrate of potash 

 and antimony, antimonious acid, antimonic 

 acid, &c. ..... 637 



ORDER VII. 



Metals not included in the foregoing classes, of which the oxides are not 

 reduced by heat alone. 



Uranium. . 642 



Cerium. . . 644 



Lantanum. . . 645 



Tantalum 646 



ORDER VII I 



Metals of which the oxides are reduced to the metallic state by heat 

 (noble metals.} 



SECT. I. Mercury. ..... 648 



Suboxide, subchloride (calomel), &c. . . 641) 



Oxide (red oxide), sulphuret, chloride (corrosive 



sublimate), &c. . . . 654 



SECT. II. Silver. ..... 664 



Oxide, chloride, salts, &c. . . 667 



SECT. III. Gold. . . . . . . 674 



Oxides, chlorides, purple of Cassius, &c. . 675 



