Which of the following reactions are always exothermic? 1. Neutralization Il. Decomposition III. Combustion
A. I and II only B. I and III only C. II and IIl only D. I, II and III
Correct Answer: B
Explanation
LIST OF EXOTHERMIC REACTIONS any combustion reaction. a neutralization reaction. rusting of iron (rust steel wool with vinegar) the thermit reaction. reaction between water and calcium chloride. reaction between sodium sulfite and bleach (dilute sodium hypochlorite) reaction between potassium permanganate and glycerol.
