252 METALS. 



metal for oxygen is so stimulated, that the molten 

 globule will continue to burn, even if removed from 

 the flame. By directing a stream of air upon it, 

 from a pipe-stem, the combustion may be maintained 

 till the globule is entirely consumed. 



625. If the molten globule be allowed 



Describe an P ,, ,, n 



experiment to fall upon the floor, it im- . 

 with the mol- mediately divides into hun- x 



ten globule? '"^ > 



dreds of smaller globules, which jjjs&Z... 

 radiate in all directions, leaving each a dis- - '//', I V\\ 

 tinct track of white oxide behind it. 

 What is the 626. ACTION OF CHLORINE. A shower 



rinelnanti-' of fire ma y be P roduced ^Y sprinkling fine 

 many ? powder of antimony into a vial containing 



chlorine gas. The metal is hereby converted into a 

 white smoke of chloride of antimony. In its rela- 

 tions to the principal acids, antimony resembles tin. 

 Its solutions are colorless. 



627. USES OF ANTIMONY. The principal 



What are the f . . 



principal uses use of antimony is in the preparation of 

 of antimony? alloySj io ^ Q hereafter described. Among 



these, type metal is the most important. Many of the 

 compounds of antimony, like other poisonous sub- 

 stances, are used with advantage in medicine. Tartar 

 emetic is one of these medicinal compounds contain- 

 ing antimony. 



