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The hydrogen -like species Li^(2+) is in...

The hydrogen -like species `Li^(2+)` is in a spherically symmetric state `S_(1)` with one node. Upon absorbing light , the ion undergoes transition to a state `S_(2)`. The state `S_(2)` has one radial node and its energy is equal is to the ground state energy of the hydrogen atom.
The orbital angular momentum quantum number of the state `S_(2)` is

A

0

B

1

C

2

D

3

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The correct Answer is:
B
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The orbital angular mometum quantum number of the state s_(2) is

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The hydrogen -like species Li^(2+) is in a spherically sysmmetric state S_(1) with one node ,Upon ansorbing light , the ion undergoes transition to a state S_(2) The state s_(2) has one radial node and its energy is equal is to the ground state energy of the hydrogen atom The sate S_(1) is

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