What type of reaction is: + 2 → + 2 O + 218 kcal?
A)an endothermic reaction
B)an exothermic reaction
C)a single replacement reaction
D)a combination reaction
E)a decomposition reaction

Question

What type of reaction is:  + 2  →  + 2  O + 218 kcal?
A)an endothermic reaction 
B)an exothermic reaction 
C)a single replacement reaction 
D)a combination reaction 
E)a decomposition reaction

Quizplus · Accepted Answer

The reaction is exothermic because it produces heat (218 kcal) as a product. It is not a single replacement, combination, or decomposition reaction as there are no elements or compounds being replaced, combined, or broken down.

What Type of Reaction Is: + 2 →