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JEE Main Chemistry Class 11 Chemical Thermodynamics Part 2 Questions

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Question : 80

Total: 88

The Born-Haber cycle for KCl is evaluated with the following data :
ΔfH° for KCl=−436.7‌kJ‌mol−1
ΔsubH° for K=89.2‌kJ‌mol−1,
ΔionisationH° for K=419.0‌kJ‌mol−1;
Δelectron‌gainH⋃ for Cl(g)=−348.6‌kJ‌mol−1,
ΔbondH° for Cl2=243.0‌kJ‌mol−1
The magnitude of lattice enthalpy of KCl in kJ
mol−1 is . (Nearest integer)

[26 Aug 2021 Shift 1]

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