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JEE Main Chemistry question

ChemistryChemical Bonding and Molecular StructureJEE Main

The charge/size ratio of a cation determines its polarising power. Which of the following sequences represents the increasing order of the polarising power of the cationic species , , , ?

Answer: (C)

Solution

Polarising power increases with increasing charge/size ratio. has the lowest charge (+1) and is large, giving the lowest ratio. , and all carry +2 charge, but within

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Question ID VK-155900