[填空题]
Magnesium is an element in grouphq b0u46b)g t 6nqp :z)r4 :1oxmvqtih 2 of the -wru0/j,.b g eete woqqdo 0r/j956 leperiodic table. $s^2$ $s^2$ $p^6$ $s^2$
1.State the full electron configuration for magnesium and the block it can be found in the periodic table.
2.Explain how successive ionization energies can prove that magnesium is in group 2 and period 3 of the periodic table.
3.State the equation for the second ionization energy of magnesium.
4.State an equation for the reaction between magnesium oxide and water, and comment on the pH of the resultant solution.
5.By referring to their relative ionization energies, compare the metallic behavior of magnesium to calcium and beryllium (values from the data booklet are not required).
