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Q: How chlorine atom does become an anion?
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When an atom of chlorine forms an ionic bond with an atom of sodium the atom of chlorine does what?

accepts an electron to become the chloride anion, Cl-


What kinds of ions do a sodium atom and a chlorine atom become when a valence electron is tranferred from one to the other?

Sodium becomes a cation and chlorine becomes an anion.


What kinds of ions do a sodium atom and a chlorine atom become when a valence electron is transferred from one the the other?

The sodium atom becomes a sodium cation, and the chlorine atom becomes a chloride anion.


What happens when a chlorine atom gains an electron in it's outer energy shell?

When a chlorine atom gains an electron in to its outer most energy shell ( reduction) it becomes the chloride anion. Cl(g) + e^- = Cl^-(g)


WHAT atom is the anion in sodium chloride salt?

The anion is chlorine (Cl-).


When chlorine is ionized does it become anion or cation?

It bcome an anion.


What kinds of ions do a sodium atom and the chlorine atom become one a valves electron is transferred from one to another?

The sodium atom becomes a singly positively charged cation, and the chlorine atom becomes a singly negatively charged anion.


How many electrons in a chlorine anion?

As the chlorine atom has 17 electrons, the chloride ion has 18.


If an atom gains electrons it become a?

If the atom was neutral, it becomes an anion. Since electrons have a (-) charge


What one is larger a chlorine atom or a chloride ion?

anion is always larger than its parent atom


When a neutral atom gains electrons it is then?

This atom become an anion.


What happens when chlorine gains an extra electron on the outer shell?

It becomes a negative ion.