JEE · NEET Previous Year Question
The radius of La3+ (Atomic number of La = 57) is 1.06Å. Which one of the following given values will be closest to the radius of Lu3+ (Atomic number of Lu = 71) ?
Topic: JEE PYQ
Answer: D. Full step-by-step solution below.
- A1.60Å
- B1.40Å
- C1.06Å
- D0.85Å
Correct answer: D
Solution
(d) Due to lanthanide contraction there occurs net decrease in size. Only one 0.85Å is smaller one. So radius of will be closest to 0.85ÅMore d- and f-Block Elements PYQs
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