214 CHEMISTRY 



Decomposition-Point 

 H 



Ethane, CH 3 CH/ 800 



H 



H 



Ethylalcohol, CH 3 CH/ 650 



OH 



OM 



Sodium and potassium ethylate, CH 3 CH (^ 250 



H 



/ HH \ 



Ethylether, CH 3 CH- -O- CH-CH 3 550 



H 



Ethylchloride, CH 3 CH/ 600 



Cl 

 H 



Ethylbromide, CH 3 CH/ 500 



Br 

 H 



Ethyliodide, CH 3 CH / 400(?) 



H \ 



Diethylsulphate, CH 3 CH - O - SO 2 - O CHCH 3 200 



H 



Monoethylsulphate, CH 3 CH / 160 



OS0 2 OH 

 H 



Ethylpotassium sulphate, CH 3 CH^ 250 



OS0 2 OK 

 H 



Ethylnitrate, CH 3 CH^ 200(?) 



ONO 2 



Ethane, ethylchloride and bromide, when heated to the temperatures 

 named, give ethylene and hydrogen or halogen hydride respectively, 

 and on cooling these products do not again recombine. We can there- 



