JAMB Chemistry 2011 Objective — Question 26

Question 26 of 49 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2011 Objective paper, with the correct answer and a full explanation.

[Diagram: energy profile diagram with reactants → products, X labeled] In the diagram above, X is the

• A. A. activated complex
• B. B. enthalpy
• C. C. enthalpy changeCorrect
• D. D. activation energy

Explanation

X denotes the difference between the energy content of the products and that of the reactants, i.e. the enthalpy change.

Advertisement