The second and third rows of rows of transition elements resemble each – InterviewSolution

InterviewSolution

1.	The second and third rows of rows of transition elements resemble each other much more than they resemble the first row. Explain why?
Answer» Solution :Due to LANTHANOID contraction, the ATOMIC radii of second and third ROW transition elements become ALMOST equal. HENCE, they resemble each other much more as compared to first row elements.

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