Enthalpies of formation of CCl₄(~g), H₂ O(g), CO₂(~g) and HCl(g) are -105,-242,-394 and -92 ~kJ mol⁻¹ respectively. The magnitude of enthalpy of the reaction given below is _ _ _ _ k J ~mol⁻¹. (nearest integer) CCl₄(~g)+2 H₂ O(g) → CO₂(~g)+4 HCl(g)

Chemical Thermodynamics: JEE Main 2023 Chemistry question

JEE Main 2023 · 31 Jan, Evening shift · Q23

JEE Main 202331 Jan, Evening shiftChemistryHardChemical Thermodynamics84× since 2002

Enthalpies of formation of

\mathrm{CCl}_{4}(\mathrm{~g}), \mathrm{H}_{2} \mathrm{O}(\mathrm{g}), \mathrm{CO}_{2}(\mathrm{~g})

and

\mathrm{HCl}(\mathrm{g})

are

-105,-242,-394

and

-92 ~\mathrm{kJ}

\mathrm{mol}^{-1}

respectively. The magnitude of enthalpy of the reaction given below is _________

\mathrm{kJ} ~\mathrm{mol}^{-1}

. (nearest integer)

\mathrm{CCl}_{4}(\mathrm{~g})+2 \mathrm{H}_{2} \mathrm{O}(\mathrm{g}) \rightarrow \mathrm{CO}_{2}(\mathrm{~g})+4 \mathrm{HCl}(\mathrm{g})

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2023 Chemical Thermodynamics Question with Answer (31 Jan Evening shift, Q23) | JEE Arc