Question

The positions of three elements $A,B$and $C$ in the Periodic Table are shown below:

Giving reasons, explain the following :

Element $A$ is a metal.

Answer 1

Reason to call Element A as a Metal

1. In the part of Periodic Table given, element $A$ belongs to the Group $1$.
2. As a result, it has one valence electron and loses that electron to produce a unipositive ion.
3. This is why Element $A$ is called as a metal.