Chemical Thermodynamics Question 172

Question: Which of the following statement is correct [NCERT 1978]

Options:

A) $ \Delta H $ is positive for exothermic reaction

B) $ \Delta H $ is negative for endothermic reaction

C) The heat of neutralization of strong acid and strong base is always the same

D) The enthalpy of fusion is negative

Show Answer

Answer:

Correct Answer: C

Solution:

$ \Delta H=-ve $ for exothermic reaction. $ \Delta H=+ve $ for endothermic reaction Enthalpy of fusion is + ve.



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