Le Chatelier's Principle Practice

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g)

Predict the direction that the reaction will proceed, or shift, if...

N₂ is added

• right

• left

• no effect

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

H₂ is removed

• right

• left

• no effect

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

NH₃ is added

• right

• left

• no effect

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

NH₃ is removed

• right

• left

• no effect

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

The volume of the container is decreased.

• right

• left

• no effect

Tags

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

The pressure is increased by adding Argon gas.

• right

• left

• no effect

Tags

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

The reaction is cooled.

• right

• left

• no effect

Tags

NGSS.HS-PS1-5

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Predict the direction that the reaction will proceed, or shift, if...

The reaction is heated.

• right

• left

• no effect

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

For the following equilibrium reaction:

N₂ (g) + 3 H₂ (g) <==> 2 NH₃ (g) ΔH=-386 kJ/mol

Select all of the following which would lead to an increase in production of ammonia, NH₃.

• decreasing the temperature

• removing NH₃ from the system

• increasing the partial pressure of N₂

• increasing the temperature

• decreasing the partial pressure of H₂

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

How does the addition of a catalyst shift the direction of an equilibrium reaction?

• toward more products

• toward more reactants

• no shift in either direction

Tags

NGSS.HS-PS1-6