THE JOURNAL OF PHARMACOLOGY. 145 



4' 5-3 grains of an organic compound containing C, H, and O were subjected to a 

 combustion, and yielded 15.4 grains of CO,, and 2.7 grains of H.O. Ascertain from 

 these figures the formula of the compound, showing method of deriving at result. 

 C = I2 ; H=3i ; = 16. 



5. {a) Define an amide? 

 (d) Give an example? 



(c) Write its graphic formula? 



6. (a) Give the chemical formula of carbinol? 

 {d) Give some of its other names? 



{c) State the methods of manufacture ? 

 {d) Give its properties ? 



7. (a) Write the chemical formula of propane, and then convert it theoretically into : 



(d) A haloid ether, 

 (r) An alcohol. 



{d) An oxygen ether. 



(e) An ester. 

 (/) An aldehyde 

 (^) An Acid. 

 {h) An amine. 



8. Show by writing equations, what two chemical reactions take place in the con- 

 tinuous process for manufacturing common ether? 



9. {a) What is the atomicity of the wax bases? 



(b) How do they differ in this respect from the base in the common fats? 

 (r) Give an example of a wax base, and fat base ? 



10. Explain by graphic formulae the nature of : 



(a) Azo-compounds. 



(b) Oxyazo-compounds. 



(c) Hydrazo-compounds. 



(d) Diazo-compouuds. 



1 1 . Give the graphic formula of phenacetine, and explain its relation to ethyl alcoliol. 



1 2. Show by graphic formulae, and graphic equation, how rosaniline is produced from 

 the action of mercuric chloride, on certain amido-compounds ? 



Dispensing Pharmacy. ■ 



1. Name three kinds of incompatibility, giving an example of each. 



2. Illustrate, giving example, an imintentional incompatibility which is un- 

 avoidable. 



3. Give the unabbreviated official title of each of the following : 



(rt) Digallic Acid. ' {d) Citrine Ointment. 



(b) Lugol's Solution. (,?) Tartarated Antimony. 



(<r) Phenyl Salicylate. (/) Biniodide of Mercury. 



4. Name three official Spirits which when mixed with water form a turbid solution, 

 and three which will form a clear solution. 



5. How \s Liquor Sodii Arscnatis prepared? How does it differ irom. Pearson' s 

 Solution ? 



6. How many grammes of powdered opium will be required to prepare 1000 Cc. of 

 tincture, each Cc. of which will contain .007 Gm. of morphin? 



7. Give details of a process for the manufacture of Sodium Salicylate. State what 

 products result when the salt is subjected to a high temperature. 



