Respuesta :

Answer:

Na

Explanation:

because sodium has 1 electrons so it loses it to be stable and so have positive charge of 1

Answer:

Na and Li. (but see below).

Explanation:

Sodium and Lithium are in Group 1 of the Periodic Table .

They have 1 electron in their valence shell which is easily lost to produce Na1+ and Li1+  ions.

The Na atom is more reactive than the Li so if you are looking for 1 answer it is Na.