Chemistry (UI) | Study Mode

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Question 53
A
reactants, only 
B
products, only 
C
both reactants and products 
D
neither reactants nor products 
Explanation.
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Correct Option:
C
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Question 54
A
decrease 
B
increase 
C
remains the same 
D
vanishes 
E
pours away 
Explanation.
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Correct Option:
A
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Question 55
A
The reaction is in a state of equilibrium 
B
There will be a large increase in free energy 
C
There will be a large decrease in free energy 
D
The reaction is static. 
Explanation.
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Correct Option:
B
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Question 56
A
if the concentration of A is reduced 
B
if the concentration of B is reduced 
C
if the concentration of C is reduced 
D
if the concentration of C is increased 
E
if it is continuously removed from the reaction mixture 
Explanation.
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Correct Option:
E
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Question 57
A
The addition of the two is expected to be one. 
B
The product of two is expected to be one. 
C
The two equilibrium constants are identical. 
D
The product of the two is always greater than one. 
Explanation.
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Correct Option:
C
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Question 58
A
C(s) + O2(g) CO2(g) 
B
CaCO3(s) CaO(s) + CO2(g) 
C
2Mg(s) + O2(g) 2MgO(s) 
D
2H2(g) + O2(g) 2H2O(g) 
Explanation.
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Correct Option:
B
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Question 59
A
calcium trioxocarbonate (IV) 
B
calcium tetraoxosulphate (VI) 
C
calcium hydroxide 
D
calcium hydrogentrioxocarbonate (IV) 
Explanation.
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Correct Option:
D
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Question 60
A
The amount of products is greater than the amount of reactants. 
B
The amount of products is equal to the amount of reactants. 
C
The rate of the forward reaction is greater than the rate of the reverse reaction. 
D
The rate of the forward reaction is equal to the rate of the reverse reaction. 
Explanation.
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Correct Option:
D
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