URANIUM SALTS. 



133 



peratures, and the two red bands have practically merged, running from 

 X 6350 to X 6800. 



Between 73 and 80 the absorption has increased very markedly. 

 The whole spectrum is practically absorbed up to X 5050. The band in 

 the green runs from X 5450 to X 5600, and the band in the red has also 

 widened very greatly, extending from X 6200 to X 6800. 



The Wave-Lengths op the Uranous and Uranyl Bands Under Varying Conditions 



in Aqueous Solutions. 



Alcoholic Solutions of Uranium Salts. 



Uranous chloride in methyl alcohol gives bands at XX 6650, 6250, 5600, 

 5260, 4900-5070, 4780, 4665, 4600, 4230, 4410. 



Uranous bromide in methyl alcohol gives bands at XX 6650, 6200, 5650- 

 5500, 5250, 4950-5100, 4680S, 4450-4300, 4150. 



1 6 is broad. 



