Atoms And Nuclei Question 32

Question: The energy levels P, Q, R, S and G of an atom where G is the ground state. A red line in the emission spectrum of the atom can be obtained by an energy level change from Q to S. A blue line can be obtained by following energy level change [MP PMT 1994]

Options:

A) P to Q

B) Q to R

C) R to S

D) R to G

Show Answer

Answer:

Correct Answer: D

Solution:

If E is the energy radiated in transition then ERG>EQS>ERS>EQR>EPQ For getting blue line energy radiated should be maximum (E1λ) . Hence (d) is the correct option.



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