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argon and S2- are isoelectronic

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12y ago

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Is S a noble gas?

no S is not a noble gas inorder to become a noble gas u need to have a completely filled outermost shell


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He Helium is a noble gas


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[Ne] 3s2 3p4


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What is the formula of the ion formed when sulfur achieves a noble gas electron configuration?

Sulfur atoms will gain two electrons in order to achieve a noble gas electron configuration. A sulfide ion has the formula S2-.


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The nearest noble gas with an atomic number lower than sulfur (S) is neon (Ne) with an atomic number of 10.


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In full starting with 1s and through each level. The noble gas form, where only the electrons above the highest noble gas configuration are shown, the noble gas is in square brackets. Example chlorine 1s2, 2s2, 2p6, 3s2, 3p5 [Ne]) 3s2 3p5