Arrange (I) \[C{{e}^{3+}}\], (II) \[L{{a}^{3+}}\], (III) \[P{{m}^{3+}} – McqOptions

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1.	Arrange (I) \[C{{e}^{3+}}\], (II) \[L{{a}^{3+}}\], (III) \[P{{m}^{3+}}\], and (IV) \[Y{{b}^{3+}}\] in increasing order of their ionic radii.
A.	IV<III<I<II
B.	I<IV<III<II
C.	IV<III<II<I
D.	III<II<I<IV
Answer» B. I<IV<III<II

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