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The degencracy of 1st excited state of H...

The degencracy of 1st excited state of `H` atom is ______ (Ignore efffect of spin)

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4
The degencracy of 1st…………..
For `H, n = 2` is first exctied state we have `2s, 2p_(x), 2p_(y)` and `2p_(z)` .
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