Respuesta :
Answer: The atom's radius increases and the atom becomes a negative ion.
Explanation: The chlorine atom gains an electron, and its radius becomes larger. The chlorine atom loses an electron, and its radius becomes smaller. The chlorine atom loses an electron, and its radius becomes larger.
Answer:
Chlorine gains an electron, leaving it with 17 protons and 18 electrons. Since it has 1 more electron than protons, chlorine has a charge of −1, making it a negative ion. When ions form, atoms gain or lose electrons until their outer energy level is full.
Explanation:
MARK ME AS A BRAINLIST PLZ