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To which element do the following electr...

To which element do the following electronic configuration correspond to
(i) `1s^(2)2s^(2)2p^(6)3s^(1)` (ii) `1s^(2)2s^(2)2p^(6)3s^(2)3p^(1)`
(iii) `1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)`
(iv) `1s^(2)2s^(2)2p^(5)` (v) `1s^(2) 2s^(1)`

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