376 Gooch and Stookey — Reduction of Yanadic Acid, etc. 











Table 111. 

















V2O5 





Va05 











V2O5 



found by 





found by 











calcu- 



chlorine in 





KMn04 as 





NH4V03 



Aq, HCl 



lated. 



distillate. 



Error. 



residue. 



Error. 



grm. 



cm^. 





grm. 



grm. 



grm. 



grm. 



grm. 



0-1000 



25 sp. gr. 



1-20 



0-0765 











0-0740* 



0-0025 — 



0-1000 



25 " 



a 



0-0765 











0-0736* 



0-0029 — 



0-1000 



25 '^ 



a 



0-0'765 







--.-- 



0-0744* 



0-00-21 — 



0-]000 



30 sp. gr. 



1-20 



0-0765 



0-0711 



0-0054 



* 







GasJ 









0-0734 



0-0031 



0-07581 



0-0007- 



0-1000 



25 sp. gr. 



1-20 



0-0765 



0-0714 



0-0051 



* 







Gas] 



t 









0-0746 



0-0019 



* 









Gas; 



t 









0-0765 



0-0000 



0-0765t 



O'OddO 



0-3000 



25 sp. gr. 



1-20 



0-2295 







* 







Gasl 

















* 









Gast 

















0-2284t 



0-0011- 



0-3000 



25 sp. gr. 



1-20 



0-2295 



0-2259 



0-0036 



* 









Gast 









0-2288 



0-0007 



0-2302t 



0-0007 + 



0-3000 



25 sp. gr. 



1-17 



0-2295 



0-2207 



0-0088 



* 







Gast 









0-2244 



0-0051 



* 









Gas- 









0-2258 



0-0037 



*// 









Gas- 









0-2269 



0-0026 



* 









Gas; 



^ 









0-2281 



0-0014 



0-2293t 



00002- 



* Residue after boiling was blue. 



f Residue blue after boiling was still blue when re-saturated. 



X Residue was cooled in ice-water and re-saturated with gaseous HCl. 



