The diagram shows the energy levels for an electron in a certain atom. Which transition shown represents the emission of photon with the most enegy ?
A. III
B. IV
C. I
D. II
A. III
B. IV
C. I
D. II
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Correct Answer – A
The enrgy of emitted photon is directly proportional to the difference of the two energy levels. This differences is maximum between level (2) and level (1) hence photon for maximum energy will be librated for this transition only.