JAMB Chemistry 2024 Question 1

Question 1

Energy Changes

A chemical reaction involving the absorption of heat is said to be

  1. A.isothermic
  2. B.endothermic
  3. C.exothermic
  4. D.thermostatic
Show the answer and explanation

Answer: B (endothermic)

Explanation

A reaction that takes in heat from the surroundings is endothermic (ΔH positive).