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Tagged with erratum electronic-configuration
3 questions
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Find the Electronic Configuration of an Iron Atom [closed]
I'm confused. Iron has 26 electrons and I wrote down $\ce{1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 4s^2, 3d^6}$ yet my answer booklet says $\ce{1s^2, 2s^2, 2p^6, 3s^2, 3p^6}$ but that is only 18. How can it be ...
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How can the outermost electrons in silicon be 2s and 2p electrons?
My book says the number of outermost electrons in silicon is $4$. Yes, right. But then it says those are $\ce{2s}$ and $\ce{2p}$ electrons. The electronic configuration of silicon is $\ce{1s^2 2s^2 ...
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Ionic reaction between lithium and chlorine
I got a weird question in my chemistry book. It says Li and Cl react to form LiCl an ionic compound. Cl has .... electrons in its outermost occupied shell and the answer of the book is 6 electrons . ...
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