Question

The energy diagram of a reaction $P+Q$ $\to$ $R+S$ is given. What are $A$ and $B$ in the graph?

• A. $A$ $\to$ activation energy, $B$ $\to$ heat of reaction
• B. $A$ $\to$ threshold energy, $B$ $\to$ heat of reaction
• C. $A$ $\to$ heat of reaction, $B$ $\to$ activation energy
• D. $A$ $\to$ potential energy, $B$ $\to$ energy of reaction

Answer 1

Answer: (A)

Correct answer is (a) $A$ $\to$ activation energy, $B$ $\to$ heat of reaction