However, because electrons can be transferred from one atom to another, it is possible for atoms to become charged. Atoms in such a state are known as ions. If a neutral atom gains an electron, it becomes negative. This kind of ion is called an anion.
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Answer:
However, because electrons can be transferred from one atom to another, it is possible for atoms to become charged. Atoms in such a state are known as ions. If a neutral atom gains an electron, it becomes negative. This kind of ion is called an anion.