Chemistry-
The figure indicates the energy level diagram for the origin of six spectral lines in emission spectrum (e.g. line no. 5 a rises from the transition from level B to X) which of the following spectral lines will not occur in the absorption spectrum: 
Chemistry-General
- 1,2,3
- 3,2
- 4,5,6
- 3,2,1
Answer:The correct answer is: 4,5,6
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