st3phani3sanch3z06 st3phani3sanch3z06

26-10-2020
Chemistry

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Identify the element that has this electron configuration: 1s^ 2 2s^ 2

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youjustin75 youjustin75

26-10-2020

if i’m not mistaken it should be beryllium

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aher9r32zx aher9r32zx

26-10-2020

Is Beryllium 100% sure

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