What class should be in coarse powder? Fleshy 

 and easily permeable substances. 



What is the chemical difference between Sodii 

 Chloras and Sodii Chloridum? The Sodii Chloras 

 contains three atoms of oxygen. 



With what is Lard Oil usually adulterated? 

 Paraffin Oil. 



From what is Suet obtained? From the abdomen 

 of Ovis Aries. 



Name the officinal glucosides. 



Chrysarobinum, Elaterinum, Glycyrrhizinum (am- 

 moniated), Picrotoxinum, Salicinum, Santoninum. 



Why is Atropia used as an antidote in opium 

 poisoning? For its stimulant action on the respira- 

 tory centers. 



Name several varieties of the metal Iron? 

 Wrought and Cast Iron and Steel. 



To which of these varieties does the officinal 

 Ferrum belong? Wrought Iron. 



Give tests for boric acid. Alcohol flame turns 

 green with it. Tumeric paper, brown. 



Name a typical perfect, natural emulsion. Milk. 



What decomposition takes place when Chlorate of 

 Potash is heated? Oxygen is given off, 



Name the Acids of Sulphur. Sulphurous and 

 Sulphuric Acids. 



What is the chemical composition of water? H 2 O. 



What is the source of Phosporous? Bones. 



What is meant by Isomerism? That condition 

 of different bodies which agree in composition, 

 but differ in properties. 



What is meant by Isomorphous? That condition 

 of different bodies which have the same crystalline 

 form. 



From what country are the officinal varieties of 

 Cinchona principally obtained? South America. 



-67 



