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d and f BLOCK ELEMENTS
Question #39536
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Question
What is the primary factor that makes the +3 oxidation state the most stable for Lanthanoids?
A. The resulting Ln³⁺ ion achieves a stable 4fⁿ electronic configuration
B. The low ionization energy for the third electron
C. The high electronegativity of Lanthanoids
D. The large atomic size of Lanthanoids
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