when does a atom become a cation and an ion ? explain with examples
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anion - when an atom gains electron it become an ion anion . eg F + e- = F- ion
cation - when an atom loses an electron then it becomes a cation ion eg Na= Na+ + e-
cation - when an atom loses an electron then it becomes a cation ion eg Na= Na+ + e-
suzylee:
thank you soooo much
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by losing or gaining an electron the the atom becomes anion or cation respectively
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