write the difference between anion and cation? Explain with examples.
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anion and negative and cation are positive
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Anions are negatively charged atoms.
When an atom gains an electron, it is no longer an atom, it is now an anion.
Eg: Class + e- ----->Cl-
Similarly, when an atom loses electrons, it is called a cation.
Eg:Na ------>Na+ + e-
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