and Electrolysis of Chemical Compounds. 

 Table III. 



385 



Compound. 



Galvanic battery. 



Induction-coil. 



20 B. el. 



80 B. el. 



Spark-length 

 = 15 millims. 



Spark-length 

 =70 millims. 



H l 

 Ammonia 1 , H y~N 



Hj 



Ethvlamine 2 , H IN 

 H J 



r 1 "ft i 



Diethylamine 3 , O2H5 In 

 H J 

 C2H5] 

 Triethylamine 4 , 0, H 5 I N 



c;h 5 j 



Methylamine, H I N 

 H J 



CH3I 

 Dimethylamine 5 , CH S I N 



H'J 



C H 3 ] 

 Trimethylamine 6 , CH 3 I N 

 CH 3 J 



P. Hal 



Amylamine 7 , H j-N 



H J 



C 3 H 7 1 



Propylamine 8 , H N 



H J 



C 3 H 5 1 



Allylamine 9 , H VN 



H J 





 G=0 

 D=5 



D = 4 



D=3 



D=0 



D=7 



D=6 

 D=0 



G=0 

 D=0 



D=2 





 G=0 

 D=5 



D=20 



D = 10 

 Brisk efferves- 

 cence. 



D=4 



D=20 



No spark-dis- 

 charge. 



Strong heatiug. 



D=9 



No spark- dis- 

 charge. 



G=0 

 D=4 



D=20 



Gas-evo- 

 lution. 



No spark-dis- 

 charge. 



D=5 



Great heat and 

 effervescence. 



Brisk decomposi- 

 tion and gas-evo- 

 lution. 



Spark-discharge 

 and much heat 

 evolved. 



Spark-discharge 

 at 2 mm. distance 

 of electrodes. 



Spark-discharge. 



Spark-discharge. 

 D=10. 



Much heat. 



D=4 

 D=10 







1 Gas liberated by the galvanic current ; liquid becomes blue. 



2 No spark-discharge. 



3 Spark-discharge when the electrodes were 3 millims. apart. 



4 With the electrodes 1 millira. apart, discharge of the induction-coil causes an 



undulating motion in the liquid. 



5 No spark-discharge with the electrodes 2*5 millims. apart. 



6 Electrodes 2 millims. apart. 



7 With a greater distance than 2 millims. agitation perceptible at the longer elec- 



trode. 



8 With the electrodes less than 2 millims apart, green-coloured sparks and agita- 



tion of the electrodes. 



9 Distance between electrodes =2 millims. 



Phil. Mag. S. 5. Vol. 5. No. 32. May 1878. 



2C 



