Which of the following is arranged in the order of increasing radius of ions in aqueous solution?
Which of the following is arranged in the order of increasing radius of ions in aqueous solution?
Option 1 - <p>Li<sup>+</sup> < Na<sup>+</sup> < K<sup>+</sup> < Rb<sup>+</sup> < Cs<sup>+</sup></p>
Option 2 - <p>Cs<sup>+</sup> < Rb<sup>+</sup> < K<sup>+</sup> < Na<sup>+</sup> < Li<sup>+</sup></p>
Option 3 - <p>Rb<sup>+</sup> < Na<sup>+</sup> < Li<sup>+</sup> < Cs<sup>+</sup> < K<sup>+</sup></p>
Option 4 - <p>Cs<sup>+</sup> < K+ < Rb<sup>+</sup> < Li<sup>+</sup> < Na<sup>+</sup></p>
2 Views|Posted 4 months ago
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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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