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Class 12thChemistryNcert Solutions Chemistry Class 12th

Which of the following is arranged in the order of increasing radius of ions in aqueous solution?

Option 1 - <p>Li<sup>+</sup> &lt; Na<sup>+</sup> &lt; K<sup>+</sup> &lt; Rb<sup>+</sup> &lt; Cs<sup>+</sup></p>
Option 2 - <p>Cs<sup>+</sup> &lt; Rb<sup>+</sup> &lt; K<sup>+</sup> &lt; Na<sup>+</sup> &lt; Li<sup>+</sup></p>
Option 3 - <p>Rb<sup>+</sup> &lt; Na<sup>+</sup> &lt; Li<sup>+</sup> &lt; Cs<sup>+</sup> &lt; K<sup>+</sup></p>
Option 4 - <p>Cs<sup>+</sup> &lt; K+ &lt; Rb<sup>+</sup> &lt; Li<sup>+</sup> &lt; Na<sup>+</sup></p>
1 Views|Posted 4 months ago
Asked by Shiksha User
1 Answer
A
4 months ago
Correct Option - 2
Detailed Solution:

Li+ has the highest hydration enthalpy.

Hence it is most hydrated

Therefore Correct order of hydrated radii is Cs+ < Rb+ < K+ < Na+ < Li+

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Chemistry Ncert Solutions Class 12th 2023

Chemistry Ncert Solutions Class 12th 2023

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