Arrange the following elements in the increasing order of their metallic character: Mg, Ca, K, Ge, Ga
Group No : 1 2 13 14
3rd Period : Mg
4th Period : K Ca Ga Ge
When we move from left to right in a period the metallic nature decreases and all the nonmetals are present in p-block.
On the other hand, when me move from top to bottom in a group the metallic character increases. So,
taking all these trends into consideration:
GeGaMgCaK