GK
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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An ion is formed when an atom gains or loses
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electrons.
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protons.
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bonds.
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neutrons.
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Explanation:
Detailed explanation-1: -When an atom loses or gains an electron, ions are formed. If an atom loses electron it forms positive charge and if gains electron it forms negative charge. An atom which carries charge on it is known as ion.
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