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Structure of the Atom — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceStructure of the Atom2 Marks
Question
What is an octet? How do elements reach an octet?
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Answer

Octet is an arrangement of $8$ electrons in outermost shell to achieve nearest noble gas electronic configuration. Elements complete their octet by sharing, gaining or donating electrons to become stable.

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