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An ion and its parent atom differ in....? 1) All of the options are correct 2) electron configuration. 3) chemical reactivity. 4) number of electrons.
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An ion and its parent atom differ in....? 1) All of the options are correct 2) electron configuration. 3) chemical reactivity. 4) number of electrons.

User Automagic
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An ion is different from its parent atom by having a different number of electrons. ... A: The octet rule describes how atoms form stable ions by gaining or losing electrons to fill their outer s and p orbitals with eight electrons.
User Okeydoke
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