6 Pring & FairLIE, Hydrocarbons and their Stability. 



1600'. Above this temperature, equilibrium v^alues could 

 not be obtained, on account of the comparatively large 

 quantities of ethylene and acetylene which are formed, 



0-005 



0'004 



0-003 



UP 



1300 1400 



Tempekature. 

 Fis:. I. 



1500 



1600" 



1800" 



and which react rapidh'with h)-drogen in the cooler parts 

 of the vessel, to give methane. The results are repre- 



