• # question_answer The correct order of atomic radii is: A) $Nd>Ce>Eu>Ho$ B) $Ho>Nd>Eu>Ce$ C) $Ce>Eu>Ho>Nd$ D) $Eu>Ce>Nd>Ho$

Solution :

The atomic radii are $Eu=199\text{ }pm$, $Ce=183\text{ }pm$, $Nd=181\text{ }pm$, $Ho=176\text{ }pm$

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