An atom X has the arrangement 2, 8, 3. Which ion does it form? | StemPy Lab

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An atom X has the arrangement 2, 8, 3. Which ion does it form? | StemPy Lab

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An atom X has the arrangement 2, 8, 3. Which ion does it form?

ChemistryMediumHigh School (9–10)GeneralStructure of the Atom › Electronic Configuration and Valency

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An atom X has the arrangement $2, 8, 3$ . Which ion does it form?

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← A student writes: Argon is very reactive, because it has 8 electrons in its outer shell. What is the mistake?Which atom needs to gain just one electron to complete its octet? →

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