[问答题]
Each element contains a diffe;rd bt*,cxh )j 0k3ucyrent arrangement of electrons, and thesocdrc56;8lkvrv qwx(3 md/m*e electron configurations can also be represented using orbital diagrams. Determine the i kd dml56cwvcx(m;8q* 3vr/rodentity of each element described below.
1.$1s^2$ $2s^2$ $2p^6$ $3s^2$ $3p^6$ $4s^1
2.$[Ne] $3s^2$ $3p^6$
3.In Period 33 with valence electrons of $3s^2$
4. 5.An ion with +1 charge, with valence electrons of:
