listry and Physics. 



hcatin.i; it in ;i (■l<>so vessel to l'^^;^^**'!^^^'^}' 



ncc(lles!"vhic'h, aCh;!- iHiritiTatiuu, ^^''•i-*' ["^''J'|' 

 thJlic'aohrby 'ovia:ition/" ■'nic'''analo<iy < 

 ethylene i^lycol and its correspondino- aci 

 writing tliem as follows : 



(€ii.,eH j€emi ^ „ M'n 



aftor washing with ether, hail a h; 



7. C>w Me synthesis of arouiatic 

 chow having 'shown that sodium 

 brijken up into hy<lrogen and sodiii 



salt of an aromatic sulpho-acKt, its ny«uogni ns.mu. 

 thegrouj) (i^O.jK)', while its carhoxyl grou{> ^^<' 

 IlSH,lv + H(^^eeNa) = IlKSO ,+lIi rt4- 

 Equal quantities of dry sodium formate and ]>'>: 

 sulphite were intimately mixed and tiiscd t..r ^■~( 



dissolve(i in water, acidulated, and diMillcd, ihe 

 alkaline with soda, boiled with animal charcoal to 



formate and ])0tassium suli)hoben: 

 together and then fused. The reii 

 and uniformly than in the former 



timatelv mixed 

 .H. nu).-e easily 

 h>wer tempera- 



