Equilibrium and Le Chatelier's Principle

Quiz by laila lailufari

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23 questions
• Q1
2A + 3B <----> 2AB The forward reaction points towards the
right
down
left
up
30s
• Q2
For the reaction... SO2 + O2 <−> SO3 If the concentration of SO2 is increased, the equilibrium of the reaction will shift
left and right
neither left or right
right
left
30s
• Q3
For the reaction... SO2 + O2 <−> SO3 If the equilibrium shifts to the right, the concentration of O2 will
decrease
increase
remain same
double
30s
• Q4
For the reaction... SO2 + O2 <−> SO3 If the equilibrium shifts to the right, the concentration of SO3 will
remain same
increase
decrease
double
30s
• Q5
For the reaction... SO2 + O2 <−> SO3 If the concentration of O2 is decreased, the equilibrium of the reaction will shift
left
neither left or right
right
left and right
30s
• Q6
For the reaction... heat + N2 + O2 <−> 2NO If O2 is removed, the concentration of N2 will
decrease
increase
double
remain same
30s
• Q7
For the reaction... H2 (g) + Cl2 (g) <−> 2HCl (g) + heat If the pressure in the system is increased, the equilibrium will
not shift
double
shift right
shift right
30s
• Q8
For the reaction... N2 (g) + 3 H2 (g) <−> 2 NH3 (g) If the pressure in the system is increased, which substance will increase in concentration?
NH3
H2
N2 and H2
N2
30s
• Q9
2A + 3B <----> 2AB The forward reaction points towards the
left
up
right
down
30s
• Q10
2A + 3B <----> 2AB The forward reaction forms the substance
A + B
B
A
AB
30s
• Q11
2A + 3B <----> 2AB The reverse reaction points towards the
down
left
right
up
30s
• Q12
2A + 3B <----> 2AB The reverse reaction forms the substance
A + B
B
A
AB
30s
• Q13
For the reaction... SO2 + O2 <−> SO3 If the equilibrium shifts to the left, the concentration of SO3 will
triple
stay the same
decrease
increase
30s
• Q14
For the reaction... SO2 + O2 <−> SO3 If the concentration of O2 is decreased, the equilibrium of the reaction will shift
left and right
right
left
neither left or right
30s
• Q15
For the reaction... SO2 + O2 <−> SO3 If the equilibrium shifts to the left, the concentration of SO2 will
decrease
increase
30s

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