Trans. Roy. Dubl. Soc., Ser, II., Vol. VII. Prate XVill. 
2 
860i : 
20} 
0) 
Cupric Chloride. 
CuCle:2H20. 
The same salt in 
Glycerine. 
The same, with Hydro- 
chlorie Acid. 
The same in Alcohol. 
The same mixed with 
Caleium Chloride solu- 
tion. 
A dilute blue solution of 
CuCle:2H20. ¢ 
Cupric Bromide. 
CuBre-5 H20. 
Cupvic Sulphate 
CuS04:5H20. 
Thin wedge-cell. 
Cupric Nitrate. 
Cu(NO3)2°3H20. 
Cupric Chloride mixed 
with Ammonia. 
Cupric Sulphate. 
CuSO -5H20. 
Thick wedge-cell. 
Q2Nonronwnesenons 
S.Oo ©o Oo Qe Oo Se Oo 
» 
De Se O00 Oo So 
‘TLe Absorption Spectra of solutions of Copper Salts at different temperatures. 
