Question

when beryllium becomes an ion it will _(a)_ electrons as it _(b)_ its shell and becomes a(n) _(c)_. cation anion gain lose empties fills a b c

Explanation:

Beryllium is a metal with 4 electrons. It has 2 valence electrons. Metals tend to lose electrons to achieve a stable electron - configuration. When it loses electrons, it empties its outer shell and forms a positively - charged ion. A positively - charged ion is called a cation.

Answer:

a. lose
b. empties
c. cation