Question

when an atom loose electron then become​

Answer 1

Answer:

If an atom gains or loses an electron, it bacomes an ion. An atom that gains a negative electron, it becomes a negative ion. If it loses an electron it becomes a positive ion.:

Answer 2

Answer:

.

Atom loose electron then become positive ion (cation)

Explanation:

Example metal sodium their electronic configuration is 2,8,1 (atomic number 11).Sodium loose one electron it attain Nobel gas configuration (Neon 2,8 ).