Mr. Smee on the Ferrosesqaicyanuret of Potassium. 201 



Table of Precipitates with the Iodo-ferrocyanate of Potassa 



pure. 



Gold Solution red, no precipitate. 



Platinum a little white deposit. 



Mercury, bichloride white, becoming green. 



Lead white, abundant. 



Silver white, with a little reddish tinge. 



Bismuth .... white, afterwards yellow. 



Zinc white. 



Copper dark brown. 



Iron protosalts . . . Prussian blue. 



Iron persalts .... Prussian blue. 



Table of Precipitates with the Bed Ferrocyanate of Potassa. 



Gold . . . chloride . . . solution darker, no precipitate. 

 Platina. . . chloride . . . solution darker, small crystals 



deposited. 

 Palladium . nitrate .... red-brown precipitate. 



("nitrate ... ."1 



Silver. . . .X sulphate . . . >deep orange. 



^acetate ... .J 



Nickel . . . nitrate red brown. 



P t f sulphate . . . yellow brown. 



PP ■ j^ammoniuret . deep-greenish brown. 

 Tyr , f protonitrate . at first yell ow brown , then white, 



y * ^bichloride . . . none. [then green. 



Bismuth . . nitrate pale yellow brown. 



Tin .... protochloride white, gelatinous. 

 j fprotosulphate Prussian blue. 



'\persulphate . none, with iodide, potassium, 

 Prussian blue. 



Antimony •} ^^ ' ] \ ;}none. 



Manganese chloride. . . . sepia. 



Cobalt . . . chloride .... chocolate brown. 



Zinc .... sulphate • . . buff. 



Cadmium . sulphate pale yellow. 



Curanium . nitrate deep red brown. 



Lead . . . acetate solution brownish, none. 



Alumina . . acetate none. 



1D . /"muriate ... .1 



Bal 'y ta • -initrate i" "^ 



Strontia . . nitrate none. 



Lime . . . muriate .... none. 



