By considering their position in the Periodic Table, which one of the following elements would you expect to have maximum metallic characteristic? Ga Ge As Se Be.

Beryllium (Be) shows maximum metallic characteristics.
Reason:

Metallic character of elements depends upon the position in the periodic table. In the periodic table, the elements placed on the left show maximum metallic characteristics. Since Beryllium(Be) occupies the most left position in comparison to other elements, hence it shows maximum metallic characteristics.