Arrange Ce +3 , La +3 , Pm +3 and Yb +3 in increasing order of their ionic radii.
Chemistry · JEE Main · NTA Exams — d- and f-Block Elements
Arrange Ce+3, La+3, Pm+3 and Yb+3 in increasing order of their ionic radii.
- Yb+3 < Pm+3 < Ce+3 < La+3
- Ce+3 < Yb+3 < Pm+3 < La+3
- Yb+3 < Pm+3 < La+3 < Ce+3
- Pm+3 < La+3 < Ce+3 < Yb+3
Answer
(A) Yb +3 +3 +3 +3
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