Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-diagram based-Easy-Class 11
Consider an enthalpy diagram depicting an exothermic reaction where reactants have a higher energy level than products. Which of the following correctly describes this process?
A
The reaction releases heat, indicated by a negative ∆rH.
B
The reaction absorbs heat, resulting in a positive ∆rH.
C
The reactants are in a lower energy state than the products.
D
The enthalpy of the products is higher than that of the reactants.
Correct Answer
Option A
Detailed Explanation
In an enthalpy diagram for an exothermic reaction, the reactants have higher energy than the products, and heat is released, indicated by a negative ∆rH, as shown in the NCERT context.
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