Chemical Thermodynamics Question 166
Question: An exothermic reaction is one in which the reacting substances [CPMT 1974, 79; Bihar MEE 1982; KCET 1992; JIPMER 2001]
Options:
A) Have more energy than the products
B) Have less energy than the products
C) Are at a higher temperature than the product
D) None of the above
Show Answer
Answer:
Correct Answer: A
Solution:
For exothermic reactions $ H_{p}<H_{R} $ . For endothermic reactions $ H_{p}>H_{R} $ .