At 25° C and 1 atm pressure, the enthalpy of combustion of benzene (I) and acetylene (g) are - 3268 kJ mol⁻¹ and - 1300 kJ mol⁻¹, respectively. The change in enthalpy for the reaction 3 C₂H₂(g) → C₆H₆ (I), is:

Chemical Thermodynamics: JEE Main 2022 Chemistry question

JEE Main 2022 · 25 Jun, Evening shift · Q2359

JEE Main 202225 Jun, Evening shiftChemistryMediumChemical Thermodynamics84× since 2002

At 25

^\circ

C and 1 atm pressure, the enthalpy of combustion of benzene (I) and acetylene (g) are

-

3268 kJ mol^

-

1 and

-

1300 kJ mol^

-

1, respectively. The change in enthalpy for the reaction 3 C₂H₂(g)

\to

C₆H₆ (I), is :

JEE Main 2022 Chemical Thermodynamics Question with Solution (25 Jun Evening shift, Q2359) | JEE Arc