Which of the following reaction has positive value of enthalpy change (∆H)?
Abhishek Dogra , 6 Years ago
Grade 11
1 Answers
Mahima Kanawat
Last Activity: 6 Years ago
Dear student
Generally combustion reactions are exothermic and (Delta) H is negative but combustion of N2 is endothermic beacuse a large amount of energy is required to break N, N triple bond.