CHEMICAL NOMENCLATURE AND NOTATION. 



CHAPTER III. 



CHEMICAL NOMENCLATURE AND NOTATION. 



THERE are at present fifty-four substances known, which are 

 simjjle, or contain one kind of matter only. Their names are 

 given in the following tables, together with certain useful num- 

 bers which express the quantities by weight, according to which 

 the different elements combine with each other. The letter or 

 symbol annexed to. the name is employed to represent these 

 particular quantities of the elements, or their combining pro- 

 portions. 



. .' TABLE I. 



NAMES OF ELEMENTS 



WITH THEIR SYMBOLS AND LEAST COMBINING PROPORTIONS. 



