Chemistry
Chemistry, 01.09.2021 16:20, mjakabeast24

The electron configuration of Be+2 is
O 1) 152 251
O2) 152
O 3) 152 2s2
O 4) 151

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The electron configuration of Be+2 is
O 1) 152 251
O2) 152
O 3) 152 2s2
O 4...

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