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OpenStudy (anonymous):
Here are the effective nuclear charges, Zeff, for the valence electrons of four different atoms. 1.30, 1.95, 2.60, 3.25 In order, these values could belong to what list of elements? a) Be, Mg, Ca, Sr b)Li, Be, B, C c)Sr, Ca, Mg, Be d)C, B, Be, Li
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