Le Chatelier’s Principle Worksheet
1)
For the reaction below, which change would cause the equilibrium to shift to
the right?
↔
CH
(g) + 2H
S(g)
CS
(g) + 4H
(g)
4
2
2
2
(a)
Decrease the concentration of dihydrogen sulfide.
(b)
Increase the pressure on the system.
(c)
Increase the temperature of the system.
(d)
Increase the concentration of carbon disulfide.
(e)
Decrease the concentration of methane.
2)
What would happen to the position of the equilibrium when the following
changes are made to the equilibrium system below?
↔
2SO
(g)
2SO
(g) + O
(g)
3
2
2
(a)
Sulfur dioxide is added to the system.
(b)
Sulfur trioxide is removed from the system.
(c)
Oxygen is added to the system.
3)
What would happen to the position of the equilibrium when the following
changes are made to the reaction below?
↔
2HgO(s)
Hg(l) + O
(g)
2
(a)
HgO is added to the system.
(b)
The pressure on the system increases.