The correct order of atomic radii is : \( \mathrm{P} \) [JEE Main -...

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The correct order of atomic radii is :
\( \mathrm{P} \)
[JEE Main - 2019 (January)]
WV
(1) \( \mathrm{Nd}\mathrm{Ce}\mathrm{Eu}\mathrm{Ho} \)
(2) \( \mathrm{Ho}\mathrm{Nd}\mathrm{Eu}\mathrm{Ce} \)
(3) \( \mathrm{Ce}\mathrm{Eu}\mathrm{Ho}\mathrm{Nd} \)
(4) \( \mathrm{Eu}\mathrm{Ce}\mathrm{Nd}\mathrm{Ho} \)
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