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The value of IP1 , IP2 , IP3 and IP4 of ...

The value of `IP_1 , IP_2 , IP_3` and `IP_4` of an atom are respectively 7.5 eV , 25.6 eV 48.6 eV and 170.6eV . The electronic configuration of the atom will be

A

`1s^2 2s^2 2p^5 3s^1`

B

`1s^2 2s^2 2p^6 3s^2 3p^1 `

C

`1s^1 2s^2 2p^6 3s^2 3p^3`

D

`1s^2 2s^2 2p^6 3s^2`

Text Solution

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The correct Answer is:
B
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