Chemistry - Atomic Structure Question with Solution | TestHub

ChemistryAtomic StructureSpectrumHard2 minPYQ_2019
ChemistryHardmatching list

For any given series of spectral lines of atomic hydrogen, let  Δv-=v-max-v-min  be the difference in maximum and minimum wave number in cm-1. 

The ratio Δv-Lyman/Δv-Balmar is

Options:

Answer:
D
Solution:

=vmax-vminlymanvmax-vminBalmar  

∵ν=1λ=Ech


=Emax-EminlymanEmax-EminBalmar 

E=hν, ν=Eh


=E1→∞- E1→2E2→∞- E2→3 


=13.6 11-1∞-13.6 11-1413.6 14-1∞-13.6 14-19


=1-0-1+1414-0-14+19 =1/41/9=94 

Stream:JEESubject:ChemistryTopic:Atomic StructureSubtopic:Spectrum
⏱ 2mℹ️ Source: PYQ_2019

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