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d and f BLOCK ELEMENTS
Question #39587
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What is the primary difference in the electronic configurations of Sm²⁺ and Sm³⁺ ions?
A. Sm²⁺ has a 4f⁵ configuration (half-filled), while Sm³⁺ has a 4f⁴ configuration
B. Sm²⁺ has a 4f⁴ configuration, while Sm³⁺ has a 4f⁵ configuration
C. Sm²⁺ has a 4f⁶ configuration, while Sm³⁺ has a 4f⁵ configuration
D. Sm²⁺ has a 4f⁵ configuration, while Sm³⁺ has a 5d¹ configuration
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