Chemistry · 2019
JEE Main · 8 April 2019, Shift 1 · Q44
The correct order of hydration enthalpies of alkali metal ions is:
The correct order of hydration enthalpies of alkali metal ions is :
Official answer
(1)
$\displaystyle \mathrm{Li}^{+}>\mathrm{Na}^{+}>\mathrm{K}^{+}>\mathrm{Rb}^{+}>\mathrm{Cs}^{+}$
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.