Thermodynamics — Easy JEE chemistry MCQ
For an exothermic reaction at constant pressure, which of the following is true?
- A. ΔH > 0
- B. ΔH < 0
- C. ΔH = 0
- D. ΔH can be positive or negative
Solution
In an exothermic reaction, heat is released to the surroundings, so the enthalpy change ΔH is negative.