Question

When an atom loses or gains electrons, it becomes a_____

A) ion
B) formula
C) crystal
D) subscript

Answer 1

When an atom loses or gains electrons, it becomes an ion.

Answer 2

A. An Ion
When an atom gains or loses an electron, it becomes an ion. Ions formed by the loss of an electron have a positive charge, and those formed by gaining an electron have a negative charge.