NVAEasyJEE Main 2023 · 10 April, Shift 2Enthalpies (Bond, Combustion, Formation…)

Chemistry Question from JEE Main 2023 · 10 April, Shift 2

The number of endothermic process/es from the following is: A. I2 (g)→2I (g)\mathrm{I}_2\,(g) \rightarrow 2\mathrm{I}\,(g) B. HCl (g)→H (g)+Cl (g)\mathrm{HCl}\,(g) \rightarrow \mathrm{H}\,(g) + \mathrm{Cl}\,(g) C. H2O (l)→H2O (g)\mathrm{H}_2\mathrm{O}\,(l) \rightarrow \mathrm{H}_2\mathrm{O}\,(g) D. C (s)+O2 (g)→CO2 (g)\mathrm{C}\,(s) + \mathrm{O}_2\,(g) \rightarrow \mathrm{CO}_2\,(g) E. Dissolution of ammonium chloride in water

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