
Equilibrium
Quiz
•
Chemistry
•
10th Grade
•
Hard
Anusha Chandra
FREE Resource
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2NH3(g) N2(g) + 3H2(g) At 500 K, the following concentrations were measured: [N2] = 3.0 x 10-2 M, [H2] = 3.7 x 10-2 M, [NH3] = 1.6 x 10-2 M. What is Kc?
5.3 10-3
5.9 10-3
4.7 10-3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
At 1000 K, the equilibrium partial pressures for the reaction below are: CH4 = 0.20 atm, H2S = 0.25 atm, CS2 = 0.52 atm, and H2 = 0.10 atm. What is Kp?
4.2 10-3
4.9 10-3
3.8 10-3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
For the reaction, B 2A, Kc = 2. Suppose 3.0 moles of A and 3.0 moles of B are introduced into a 2.00 L flask.
.4
4.2
1.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a system at equilibrium is subjected to a ____________ , the equilibrium is displaced in the direction that relieves the ____________.
stress,stress
rate,stress
rate,rate
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When, because of an applied stress, the forward reaction is faster than the reverse reaction, the system is said to shift to the (right, left). As a result, the [products] will (increase, decrease) and the [reactants] will (increase, decrease).
right,increases,increases
right,increases,decreases
left,increases,decreases
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When, because of an applied stress, the reverse reaction is faster than the forward reaction, the system is said to shift to the (right, left). As a result, the [products] will (increase, decrease) and the [reactants] will (increase, decrease).
left,decrease,increase
left,increase,decrease
right,decrease,decrease
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A reaction reaches equilibrium when the reactants are all used up. ( True/False )
true
false
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