A hydrogen-like atom in ground state absorbs |
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a) |
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b) |
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c) |
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d) |
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A hydrogen-like atom in ground state absorbs |
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a) |
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b) |
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c) |
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d) |
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(a,b)
Exp: Number of dark lines (in absorption), i.e., excitation = Number of bright lines (in emission), i.e., -excitation
It is possible only when the is excited to
from ground state
Clearly, and
are possible