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Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH4(9)+ 3Cl₂(g) → CHC13(9)+3HCl(g) The reaction is exothermic. Suppose a mixture of CH4, C1₂, CHCl3 and HCl has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation The temperature is lowered. change in composition The pressure of CH4 will The temperature is raised. The pressure of CHCl3 will ✓? go up. go down. not change. ? shift in equilibrium to the right Oto the left (none) to the right. Oto the left (none)

Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH4(9)+ 3Cl₂(g) → CHC13(9)+3HCl(g) The reaction is exothermic. Suppose a mixture of CH4, C1₂, CHCl3 and HCl has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation The temperature is lowered. change in composition The pressure of CH4 will The temperature is raised. The pressure of CHCl3 will ✓? go up. go down. not change. ? shift in equilibrium to the right Oto the left (none) to the right. Oto the left (none)

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH4(g) + 3Cl₂(g) → CHC13(g) + 3HCl(g) The reaction is exothermic. Suppose a mixture of CH4, C1₂, CHC13 and HCl has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation The temperature is lowered. change in composition The pressure of CH4 will The temperature is raised. The pressure of CHCl3 will ✓ ? go up. go down. not change. ? ↑ shift in equilibrium O X to the right to the left (none) to the right to the left (none) Ś
Transcribed Image Text:Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH4(g) + 3Cl₂(g) → CHC13(g) + 3HCl(g) The reaction is exothermic. Suppose a mixture of CH4, C1₂, CHC13 and HCl has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation The temperature is lowered. change in composition The pressure of CH4 will The temperature is raised. The pressure of CHCl3 will ✓ ? go up. go down. not change. ? ↑ shift in equilibrium O X to the right to the left (none) to the right to the left (none) Ś
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According to Le chateliar's principle, the reaction at the equilibrium shifts in a direction that nullifies the applied perturbation.

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