D-And F-Block Elements Ques 264

Question: Which of the following has highest ionic radii

[MP PMT 1990]

Options:

A) Cr+3

B) Mn+3

C) Fe+3

D) Co+3

Show Answer

Answer:

Correct Answer: A

Solution:

Ionic, radii,1Atomic No. Ionic radius decreases from left to right in a period.



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