Chemical Thermodynamics: JEE Main 2025 Chemistry question

JEE Main 2025 · 7 Apr, Evening shift · Q51

JEE Main 20257 Apr, Evening shiftChemistryEasyChemical Thermodynamics84× since 2002

The hydration energies of

\mathrm{K^+}

and

\mathrm{Cl^-}

are

-x

and

-y

kJ/mol respectively. If lattice energy of KCl is

-z

kJ/mol, then the heat of solution of KCl is :

JEE Main 2025 · 7 Apr, Evening shift · Q51

JEE Main 20257 Apr, Evening shiftChemistryEasyChemical Thermodynamics84× since 2002

The hydration energies of

\mathrm{K^+}

and

\mathrm{Cl^-}

are

-x

and

-y

kJ/mol respectively. If lattice energy of KCl is

-z

kJ/mol, then the heat of solution of KCl is :

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