into solution by boiling with water and lime, then 

 precipitated with Hydrochloric Acid. 



Lac Sulphur is an inferior article, precipitated by 

 Sulphuric Acid and contains Calcium sulphate. It 

 is sometimes called Milk of Sulphur. 



Sublimed Sulphur is the condensed vapors of Sul- 

 phur, also known as Flowers of Sulphur. 



Name some of the most important officinal pro- 

 ducts from 'animal sources. Cantharis, Adeps, 

 Oleum Morrhuae, Pepsinum. 



Name two true gums, Acacia and Tragacantha. 



How is Acetic Ether made? By decomposing 

 acetate of sodium by means of sulphuric acid in the 

 presence of alcohol. 



What is meant by the terms oxidation and reduc- 

 tion as applied to chemistry? Oxidation is the 

 action of oxidizing a body, that is, combining it with 

 oxygen, a combination from which results an oxide. 

 Reduction is the process of restoring Oxides, Chlor- 

 ides, Sulphurets, etc., to the metallic state. 



Name some vegetable acids used in Medicine. 

 Acidum Acetitum, Acidum Lacticum, Acidum Cit- 

 ricum, Acidum Tannicum, 



Name the officinal salts of Cuprum. Cupri Acetas, 

 Cupri Sulphas. 



When Syrup of Squills is added to a solution of 

 Carbonate of Ammonia, effervescence is produced. 

 Explain what chemical change takes place. The 

 Carbonate of Ammonia is converted into an Acetate. 



How would you convert the Sulphate of Quinine 

 into the Alkaloid Quinine? Dissolve in dilute Sul- 

 phuric Acid and precipitate with ammonia. 



W^hat part of the plant is Anisum? The fruit. 



Name some Mineral Acids used in medicine. 

 Acidum Nitricum, Acidum Sulpuhricum, Acidum 

 Arseniosum, Acidum Boricum. 



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