Questions
The ratio of longest wavelength and the shortest wavelength observed in the fifth spectral series of emission spectrum of hydrogen is
a
4/3
b
525/376
c
36/11
d
960/11
detailed solution
Correct option is C
1/λs=R(1/52-1/(∞)2)=R/25.and 1/λl=R(1/52-1/62)=R((36-25)/(25×36)). ∴λl/λs=(25×36)/11R×R/25Talk to our academic expert!
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Which of the following cannot be the energy of the electron in the hydrogen atom?
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