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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

Consider the following abbreviations for hydrated alkali ions. What is the correct order of size of these hydrated alkali ions? [J & K CET 2006]

Answer: (A)

Solution

The smaller the bare cation, the greater its charge density and hence the more water molecules it binds, making its hydrated ion larger. is the smallest of the three bare ions, so it is hydrated most extensively and has the largest hydrated

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Question ID VK-137569