IB Multiple Choice -Le Châtelier’s Principle

Test yourself on IB Multiple Choice -Le Châtelier’s Principle

• If a reaction vessel is filled with each gas to the partial pressures listed, in which direction will it shift to reach equilibrium?

  
  
  P(NH₃) = 93 atm, P(N₂) = 48 atm, and P(H_2M) = 52 atm

• What will happen to the concentrations of H₂, CO, and CH₃OH at equilibrium if more H₂ is added?

• What will happen to the concentrations of H₂, CO, and CH₃OH at equilibrium if the temperature is increased?

• Suggest two ways in which the equilibrium concentration of Ag⁺ can be reduced.

• The reaction for the Haber process is conducted at 450°C. Why is this be considered a compromise?