5. Increase temperature 6. Decrease temperature 7. Increase pressure 8. Decrease pressure Le Chatelier’s Principle Practice II _________________________ How is the equilibrium position of these reactions affected by the given changes? Indicate the change by the arrow pointing on the direction the equilibrium would shift to. 1. PCl5 (g) + heat PCl3 (g) + Cl2 (g) a. addition of Cl2 c. removal of heat b. increase in pressure d. removal of PCl3 as it is formed 2. C(s) + H2O(g) CO(g) + H2 (g) + heat a. lowering the temperature c. removing hydrogen b. increasing the pressure d. adding water vapor 3. N2 (g) + 3H2 (g) 2NH3 (g) + energy a. removing hydrogen d. adding ammonia b. adding nitrogen e. cooling the system c. decreasing pressure f. increasing volume 4. C2H2 (g) + H2O(g) CH3CHO(g) + 151 kJ a. increase CH3CHO d. decrease C2H2 b. increase H2O e. decrease temperature c. increase pressure f. decrease CH3CHO How would decreasing the volume of the reaction vessel affect each of these equilibria? 5. 2SO2 (g) + O2 (g) 2SO3 (g) 6. H2 (g) + Cl2 (g) 2HCl(g)
5. Increase temperature 6. Decrease temperature 7. Increase pressure 8. Decrease pressure Le Chatelier’s Principle Practice II _________________________ How is the equilibrium position of these reactions affected by the given changes? Indicate the change by the arrow pointing on the direction the equilibrium would shift to. 1. PCl5 (g) + heat PCl3 (g) + Cl2 (g) a. addition of Cl2 c. removal of heat b. increase in pressure d. removal of PCl3 as it is formed 2. C(s) + H2O(g) CO(g) + H2 (g) + heat a. lowering the temperature c. removing hydrogen b. increasing the pressure d. adding water vapor 3. N2 (g) + 3H2 (g) 2NH3 (g) + energy a. removing hydrogen d. adding ammonia b. adding nitrogen e. cooling the system c. decreasing pressure f. increasing volume 4. C2H2 (g) + H2O(g) CH3CHO(g) + 151 kJ a. increase CH3CHO d. decrease C2H2 b. increase H2O e. decrease temperature c. increase pressure f. decrease CH3CHO How would decreasing the volume of the reaction vessel affect each of these equilibria? 5. 2SO2 (g) + O2 (g) 2SO3 (g) 6. H2 (g) + Cl2 (g) 2HCl(g)
HS_Chem_Unit7_Thermo_Kinetics_Equilibirum_Interactive_Notebook_13-14-final.docx