Following gaseous reaction is undergoing in a vessel C2H4 + H2 ⇌ C2H6; ΔH = −32.7Kcal. Which will increase the equilibrium concentration of C2H6 ?
The reaction C8H18→C4H10+C2H4+CH4+C represents
The data given below are for vapour phase reactions at constant pressure.
C2H6→∙C2H5+∙H; ΔH=420 kJ mol−1
∙C2H5→C2H4+∙H; ΔH=168 kJ mol−1
The enthalpy change for the reaction for the given reaction is :
For the gas phase reaction C2H4+H2⇌C2H6, ΔH = -32.7kcal carried out in a vessel, the equilibrium concentration of C2H4 can be increased by -