Question
\(XY_{2} → X + Y_{2}\) The equation above represents the decomposition of a compound \(XY_{2}\). The diagram below shows two reaction profiles (path one and path two) for the decomposition of\( XY_{2}\).
Which of the following most likely accounts for the difference between reaction path one and reaction path two?
(A) A higher temperature in path one
(B) A higher temperature in path two
(C) The presence of a catalyst in path one
(D) The presence of a catalyst in path two
▶️Answer/Explanation
Ans:D
Question
Based on the bond energies shown in the table above, which of the following diagrams best represents the change in energy as the reaction represented below proceeds?
\(H_{2}(g) + Cl_{2}(g) \rightarrow 2HCl(g)\)
▶️Answer/Explanation
Ans:C