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| 1. |
In ahydrogen atom an electron undergoes a transition from second excited state to first excited state and then to the ground state Identify the spectral series to which these transition belong. |
| Answer» SOLUTION :SECOND excited stateto first excited STATE means n=3 to n=2 which represents `H^alpha` liner in Balmer series First excited state to the GROUND state n=2 to n=1 which is the first MEMBER of Lyman series. | |