The ratio of the wavelengths for the transition from n = 2 to n = 1 in Li++, He+ and H is
A. 1:2: 3
B. 1:4: 9
C. 3:2:1
D. 4: 9: 36
Answer:D
The ratio of the wavelengths for the transition from n = 2 to n = 1 in Li++, He+ and H is
A. 1:2: 3 B. 1:4: 9 C. 3:2:1 D. 4: 9: 36