ANALYTICAL INDEX. 



Chromate of Luteocobalt ..... 



Nitrate of Luteocobalt, preparation, properties, crystalline form, analyses, and con 

 stitution ....... 



Oxalate of Luteocobalt, constitution, properties 



Carbonates of Luteocobalt, neutral and acid, analyses, crystalline form, properties 



Oxide of Luteocobalt ..... 



General account op the salts op Xanthocobalt 

 Fischer's salt as a means of separating cobalt 

 Chloride of Xanthocobalt, mode of preparation, properties, analyses, and constitution 

 Chloraurate of Xanthocobalt, properties and constitution 

 Chlorplatinate of Xanthocobalt, properties and constitution . 

 Chlorhydrargyrate of Xanthocobalt, properties and constitution 

 Ferrocyanide of Xanthocobalt, properties, constitution, analyses 

 Sulphate of Xanthocobalt, formation, properties, analyses, and constitution 

 Nitrate of Xanthocobalt, preparation, properties, crystalline form, constitution, reac 



tions, products of decomposition , 

 Oxalate of Xanthocobalt, formation, properties, and analyses 



Theoretical Considerations ..... 



Views of Claudet, Weltzien, and Rogojski . . . 



The Authors' views ...... 



Claus's theory of bases containing ammonia and metallic oxides 

 New theory of the platinum bases .... 



Generalization of results ..... 



Tabular view of the formulae of the compounds described in the present memoir 

 Conclusion ......... 



PAOE 



44 



45 



46 



46, 47 



48 



48—50 



48, 49 



50—52 



52 



52, 53 

 53 



53, 54 

 54—56 



56—58 

 59 



59—67 

 59—61 

 61—63 

 63 

 63—65 



65, 66 



66, 67 

 67 



