21. Fluorine gas is produced according to the following reaction. 2BrF5(g) (+ Br2(g) + 5F2(g) Under which of the following conditions will maximum production of fluorine gas occur? A. The temperature is reduced until the BrF Which of the following conclusions about the condenses. reaction is supported by this graph? B. The reaction takes place in the presence of bromine gas. A. It is an exothermic reaction. C. Additional fluorine gas is continuously B. It is an endothermic reaction. pumped into the container. D. Fluorine gas is removed from the system as it C. It is a decomposition reaction. is formed. D. It is a single displacement reaction. 22. The figure below represents a reaction. What type of reaction is shown? A. synthesis B. decomposition C. single displacement page 6 Final Exam D. double displacement 23. The equation below shows the formation of nitrogen monoxide. N2 + O2 + energy ! 2NO The graph below shows how potential energy changes as nitrogen and oxygen react to form nitrogen monoxide.
21. Fluorine gas is produced according to the following reaction. 2BrF5(g) (+ Br2(g) + 5F2(g) Under which of the following conditions will maximum production of fluorine gas occur? A. The temperature is reduced until the BrF condenses. B. The reaction takes place in the presence of bromine gas. C. Additional fluorine gas is continuously pumped into the container. D. Fluorine gas is removed from the system as it is formed. 22. The figure below represents a reaction. What type of reaction is shown? A. synthesis B. decomposition C. single displacement D. double displacement 23. The equation below shows the formation of nitrogen monoxide. N2 + O2 + energy ! 2NO The graph below shows how potential energy changes as nitrogen and oxygen react to form nitrogen monoxide. Which of the following conclusions about the reaction is supported by this graph? A. It is an exothermic reaction. B. It is an endothermic reaction. C. It is a decomposition reaction. D. It is a single displacement reaction. page 6 Final Exam
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