In the following which configuration shows halogen's configuration ?

1.	In the following which configuration shows halogen's configuration ?
Answer» `[Ne] 2s^(2) 2p^(4)` `[AR] 3s^(2)3p^(3)` `[Kr] 4D^(10) 5s^(2) 5p^(5)` `1s^(1)` ANSWER :C

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