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Which pair of atoms has a single electron in the 4s… | StemPy Lab

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Which pair of atoms has a single electron in the 4s orbital in the ground state?

ChemistryEasyHigh School (11–12)The d- and f-Block Elements › Lanthanoids and Actinoids (f-Block)A-Level IB

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Which pair of atoms has a single electron in the $4s$ orbital in the ground state?

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← The electronic configuration of the gadolinium atom is Statement I: in aqueous solution, Ce⁴⁺ acts as an oxidising agent. Statement II: in aqueous solution, Eu²⁺ acts as a reducing agent. Which choice is correct? →

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