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KEAM 2020 Physics and Chemistry Solved Paper

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Question : 74

Total: 120

The standard enthalpies of formation of H2O(I) and CO2(g) are respectively −286‌kJ‌mol−1 and −394‌kJ‌mol−1. If the standard heat of combustion of CH4(g) is −891‌kJ‌mol−1, then the standard enthalpy of formation of Cl‌I4‌g) is

−75‌kJ‌mol−1
+75‌kJ‌mol−1
−211‌kJ‌mol−1
+211 ‌kJ‌mol−1
−1571 ‌kJ‌mol−1

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