equilibrium

Predict the effect of decreasing the temperature on the position of the following equilibria.

H2(g) + Cl2(g) ↔ 2HCl(g) + 49.7 kJ

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unknown

Predict the effect of decreasing the temperature on the position of the following equilibria.

2NH3(g) ↔ N2(g) + 3H2(g) ∆ H = 37.2 kJ 

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

Predict the effect of decreasing the temperature on the position of the following equilibria.

CO(g) + H2O(g) ↔ CO2(g) + H2(g) ∆ H = -27.6 kJ

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

Predict the effect of decreasing the volume of the container for each equilibrium.

2H2O(g) + N2(g) ↔ 2H2(g) + 2NO(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

Predict the effect of decreasing the volume of the container for each equilibrium.

SiO2(s) + 4HF(g) ↔ SiF4(g) + 2H2O(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

Predict the effect of decreasing the volume of the container for each equilibrium.

CO(g) + H2(g) ↔ C(s) + H2O(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

When the volume of the following mixture of gases is increased, what will be the effect on the equilibrium position?

4HCl(g) + O2(g) ↔ 2H2O(g) + 2Cl2(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unknown

What would happen to the position of the equilibrium when HgO is added to the system?

2HgO(s) ↔ Hg(l) + O2(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

What would happen to the position of the equilibrium when pressure on the system increases?

2HgO(s) ↔ Hg(l) + O2(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected

What would happen to the position of the equilibrium when Sulfur dioxide is added to the system?

2SO3(g) ↔ 2SO2(g) + O2(g)

• Equilibrium will shift to favor products

• Equilibrium will shift to favor reactants

• Equilibrium will be unaffected