JEE Main Chemistry question

ChemistryThe d and f-Block ElementsJEE Main

The radius of (atomic number of La = 57) is 1.06 Å. Which one of the following given values will be closest to the radius of (atomic number of Lu=71)?

Answer: (D)

Solution

Due to the lanthanide contraction, ionic radius decreases steadily from La to Lu across the series. , being the last and smallest member,

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Question ID VK-147365