APPENDIX. 453 



804. CaO+C0 2 =CaO, CO*. 



809. (2NaO, HO, P0 5 + 24HO) + 3(AgO, NO 5 = 

 2(NaO,NO 5 ) + HO,NO 5 +24HO+3AgO,PO 5 . 

 824. Biborate of Soda=(NaO, 2BO 3 + 10HO). 

 828. Chromate of Lead (Chrome yellow) = PbO, CrO 3 . 

 829. KO, C0 2 + 2(PbO, Cr0 3 )=KO, Cr0 3 +CO 2 + 

 2PbO, CrOs. 



830. 



Commercial chrome green is a mixture of Prussian blue 

 and chrome yellow. 



833. 3(KO, MnO 3 )+2S0 3 =2(KO, S0 3 )+MnO 2 -f 



KO, Mn 2 O 7 . 



845. 4NO 5 +3Ag+Au=3(AgO, NOs)+NO 2 +Au. 

 846. 3NH 4 O + CaO, NO 5 + A1 2 Q 3 , 3NO 5 = 



3(NH 4 O, NO 5 )+CaO,NO 5 +Al 2 O 3 . 

 847. CuO, NO 5 + AgO, NO 5 + HC1 = CuO, NO 5 + 



HO, NO+AgCl. 



877. Woody Fibre = CiaHioOio. 

 890. Kreosote==Ci4H80 2 . 



Carbazotic 



894. Gun Cotton (Pyroxalme)=Ci 2 H 8 08, 4NOs. ? 

 898. C J2 HioOio+4HO=Ci 2 Hi 

 900. Starch=Ci 2 HioOio. 

 904. Ci 2 HioOio+4HO=Ci 2 Hi 

 907. Grape Sugar=Ci 2 Hi 4 Oi4. 

 908. Cane Sugar=CiaHnOii. 

 913. (Ci 2 Hi 2 

 4CO 2 . 



914. Alcohol=C4HeOa. 

 917. C4 



