AIEEE 2007 Solved Paper

Section: Chemistry

Question : 4 of 118

Marks: +1, -0

The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizinig order of the polarizing power of the cationic species, K+,Ca2+,Mg2+,Be2+ ?

[AIEEE 2007]

Mg2+<Be2+<K+<Ca2+
K+<Ca2+<Mg2+<Be2+
Be2+<K+<Ca2+<Mg2+
Ca2+<Mg2+<Be2+<K+

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