Chemistry Practice Problems Effective Nuclear Charge Practice Problems Solution: Determine the effective nuclear charge Zeff for a ...

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Solution: Determine the effective nuclear charge Zeff for a 4f electron in Ce, Pr, and Nd. There is a decrease in size, commonly known as the lanthanide contraction, with increasing atomic number in the lanthanides. Report the sizes of these atoms. 

Problem

Determine the effective nuclear charge Zeff for a 4f electron in Ce, Pr, and Nd. There is a decrease in size, commonly known as the lanthanide contraction, with increasing atomic number in the lanthanides. Report the sizes of these atoms.