Q. Which is correct for an endothermic reaction?
A) $\mathrm{\Delta}\ H\ is\ positive$
B) $\mathrm{\Delta}\ H\ is\ negative$
C) $\mathrm{\Delta}\ E$ is negative
D) $\mathrm{\Delta}\ H = 0$
Explanation
(a)
For an endothermic reactions $\mathrm{\Delta}H$ is positive because in endothermic reaction heat is always absorbed.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.