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Use molecular orbital theory to explain why the Be2 molecule does not exist

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Use molecular orbital theory to explain why the Be2 molecule does not exist.

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E.C of Be = 1s2 2s2

M.O.E.C of Be2 = σ1s2 σ2s2 σ*2s2

Bond order = \(\frac{1}{2}\)(4 - 4) = 0

Hence, Be2

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