Photoelectric EffectHard
Question
The frequency of the first line in Lyman series in the hydrogen spectrum is n. What is the frequency of the corresponding line in the spectrum of doubly ionized Lithium ?
Options
A.ν
B.3 ν
C.9 ν
D.27 ν
Solution
E = 13.6 
ᐃ EH =
= 10.2 eV = hν
ᐃELi =
= 91.80 eV = h (9 n)
ᐃ EH =
= 10.2 eV = hνᐃELi =
= 91.80 eV = h (9 n)Create a free account to view solution
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