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WorksheetsChapter 6 Chemical Equilibrium : Le Chap-Part 1
Total questions: 12
Worksheet time: 7mins
Name
Class
Date
1.
2A + 3B <----> 2AB
The forward reaction points towards the __________.
The forward reaction points towards the __________.
a)
left
b)
right
c)
up
d)
down
2.
2A + 3B <----> 2AB
The forward reaction forms the substance __________.
The forward reaction forms the substance __________.
a)
A
b)
B
c)
AB
d)
A + B
3.
2A + 3B <----> 2AB
The reverse reaction points towards the __________.
The reverse reaction points towards the __________.
a)
left
b)
right
c)
up
d)
down
4.
2A + 3B <----> 2AB
The reverse reaction forms the substance __________.
The reverse reaction forms the substance __________.
a)
A
b)
B
c)
AB
d)
A + B
5.
For the reaction...
SO2 + O2 <−> SO3
If the concentration of SO2 is increased, the equilibrium of the reaction will shift ___________.
SO2 + O2 <−> SO3
If the concentration of SO2 is increased, the equilibrium of the reaction will shift ___________.
a)
left
b)
right
c)
left and right
d)
neither left nor right
6.
For the reaction...
SO2 + O2 <−> SO3
If the concentration of O2 is decreased, the equilibrium of the reaction will shift ___________.
SO2 + O2 <−> SO3
If the concentration of O2 is decreased, the equilibrium of the reaction will shift ___________.
a)
left
b)
right
c)
left and right
d)
neither left nor right
7.
For the reaction...
SO2 + O2 <−> SO3
If the equilibrium shifts to the left, the concentration of SO3 will ___________.
SO2 + O2 <−> SO3
If the equilibrium shifts to the left, the concentration of SO3 will ___________.
a)
increase
b)
decrease
c)
stay the same
d)
triple
8.
For the reaction...
SO2 + O2 <−> SO3
If the equilibrium shifts to the left, the concentration of SO2 will ___________.
SO2 + O2 <−> SO3
If the equilibrium shifts to the left, the concentration of SO2 will ___________.
a)
increase
b)
decrease
9.
For the reaction...
heat + N2 + O2 <−> 2NO
If O2 is removed, the concentration of N2 will _______.
heat + N2 + O2 <−> 2NO
If O2 is removed, the concentration of N2 will _______.
a)
increase
b)
decrease
c)
remain the same
d)
double
10.
For the reaction...
heat + N2 + O2 <−> 2NO
If NO is removed from the system, the concentration of N2 will _______.
heat + N2 + O2 <−> 2NO
If NO is removed from the system, the concentration of N2 will _______.
a)
increase
b)
decrease
c)
remain the same
d)
double
11.
This symbol indicates that a reaction is ____________
a)
reversible
b)
irreversible
12.
When the rate of the forward reaction is equal to the rate of backward reaction, the system is said to be in
a)
Chemical Equilibrium
b)
Chemical Balance
c)
Chemical Constant
d)
Chemical Reaction
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