Consider a reaction that occurs by the following one-step mechanism:
A 2 + B 2 → 2 AB
The potential energy profile for this reaction is shown below.
-The energy of reaction,ΔE,is given by the difference in energy between which two reaction stages?

Question

Consider a reaction that occurs by the following one-step mechanism:
A 2 + B 2 → 2 AB
The potential energy profile for this reaction is shown below. 
-The energy of reaction,ΔE,is given by the difference in energy between which two reaction stages?

Quizplus · Accepted Answer

The energy of reaction, ΔE, is calculated as the difference between the energy of the products (reaction stage 3) and the energy of the reactants (reaction stage 1).

Consider a Reaction That Occurs by the Following One-Step Mechanism