To what class of vegetable principles does Gam- 

 boge belong? Gum resins. 



How is Ferrum Reductum made? By passing 

 hydrogen through a tube containing subcarbonate 

 of iron kept at a red heat. 



What is Moschus? The dried secretion from the 

 preputial follicles of Moschus moschiferus. 



Name a good excipient for making Permanganate 

 of Potash into pills. Kaolin ointment, or resin 

 cerate. 



How would you detect Starch as an adulterant in 

 Gamboge? Boiled with water,- gamboge which is so 

 adulterated yields a liquid which becomes green 

 when test solution of Iodine is added. 



Give the formula for Carbonic Acid Gas. COs. 



What effect have large quantities of the above 

 upon animal life? Destroys it. 



Where does the natural supply come from? It is 

 exhaled from the lungs of animals. 



What is formed when this gas is dissolved in 

 water? Carbonic Acid. 



Give its formula. H 8 CO 3 . 



Give the formula for Carbonic Oxide. CO. 



What is Iodine? One of the elementary substances. 



What is formed when solution of Nitrate of Silver 

 is added to solution of common Salt? Chloride of 

 Silver and Nitrate of Soda are formed. 



What is Kaolin? Disintegrated Felspar. 



What is Felspar? A double silicate of Aluminum 

 and other metals. 



What would you do were a patient brought to you 

 suffering from the effect of some unknown poison? 

 Administer a prompt emetic and send for a 

 physician. 



What class of drugs require fine comminution, for 

 percolation? Woody materials. 



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