Choose the s-block element from the following:

Options

A. `1s^(2) , 2s^(2) , 2p^(6) , 3s^(2) , 3p^(6) , 3d^(5) , 4s^(1)`
B. `1s^(2) , 2s^(2) ,2p^(6) , 3s^(2) , 3p^(6) , 3d^(10) , 4s^(1)`
C. `1s^(2) , 2s^(2), 2p^(6) , 3s^(2) , 3p^(6) , 4s^(1)`
D. all of the above

Answer

C