of Chemical Compounds. 



135 















R. 



Mg... 



RCrO,. 



R 3 (As0 4 ) 2 . 



R 3 (SbSA- 



R 2 As 2 S r 



R(Sbo 3 ) 2 . 



J lemon- "1 

 | yellow J 



white 



white 



f lemon- 1 j 

 \ yellow j 



white 



Zn... 



yellow 



white 



orange 



f pale I j 

 1 yellow J 



yellow 



Cd ... 



{ orange- 1 

 \ yellow J 





L orange J 



r pale 1 

 t yellow J 





Hg.. 



red 



yellow 



orauge 



I" dark 1 

 j_ yellow J i 



orange- 

 yellow 









-^ 



*> 





*» 



R. 



i 



RC1 3 . 



RBr 3 - 



EI 3 . 



white 



R2S3. 



R 2 Se 3 - 



R 2 Te 3 - 



black 



R 2 3 . 



RP0 4 . 



RAsO r 



Al ... 



white 



white 



yellow 





white 



white 



white 



Ga . 



white 



white 



white 









white 







In ..! 



white 



white 



yellow 



yellow 





-{ 



pale yellow, c. 

 brown, h. 



} 





ta ... 



white -1 



pale 



yellow 



yellow, c. 

 scarlet, h. 



I black 



black 



-{ 



dark reddish 

 brown 



1 white 



flemon- 

 \ yellow 









*- 













I 



R. 



Si J 



RC1 4 . 



RBr 4 . 



RI 4 . 



RS 2 . 



RSe 2 . 



RTe 2 - 



RF, 



R0 2 . 



white 



white 



white 



white 



white 







white 



Sn- 



white 



white 



red { 



golden- 

 yellow 



red- 

 brown 





{ 



white or 

 straw-yellow, c. 

 brown, h. 



Pb- 









(red?) 









brown 





_^ | ^ 





R. 



RC1 2 . 



RBr 2 . 



RI 2 . 



RS. 



RSe. 



RTe- 



RO. 



Si... 

 Sn... 



Pb ... 



white 

 white 



white < 

 white I 







yellowish- i 

 red 



yellow, c. 1 



red, h. 

 brown, h y h. 



> brown < 

 1 black | 



grey 

 black 



grey 

 black 







) ( 



' <i 



olive-brown 



black 



brown 



yellow 

 brown-red 



