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Equilibrium constant



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Q1. Equilibrium constant depends on the temperature.

(a) true
(b) false
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q2. What do you understand from the reaction if reaction quotient is 2 and the equilibrium constant is 3?

(a) the equilibrium constant increases
(b) the equilibrium constant decreases
(c) the equilibrium constant remains the same
(d) reaction quotient increases

Q3. If [H2]t=0.10 M, [I2]t = 0.20 M and [HI]t = 0.40 M, in the reaction H2(g) + I2(g) ? 2HI(g), what is the value of QC?

(a) 8
(b) 4
(c) 2
(d) 1

Q4. What do you think will happen if reaction quotient is smaller than the equilibrium constant?

(a) equilibrium constant will change
(b) reaction quotient remains constant
(c) reaction quotient increases continuously
(d) reaction quotient increases till KC

Q5. At equilibrium, KC is _______________

(a) greater than reaction quotient
(b) equal to the reaction quotient
(c) less than the reaction question
(d) independent of reaction question

Q6. What will happen If QC > KC?

(a) QC decreases till equilibrium
(b) QC increases till equilibrium
(c) QC remains constant
(d) cannot say

Q7. For a reaction aA + bB ? cC + dD, which is not in equilibrium the QC is given as __________

(a) [A]a[B]b/[C]c[D]d
(b) [C]c[D]d/[A]a[B]b
(c) [A][B]/[C][D]
(d) [C][D]/[A][B]

Q8. Reaction quotient is depicted by this symbol __________

(a) K
(b) QC
(c) R
(d) q

Q9. What will happen if KC > 10-3 in a chemical reaction?

(a) products are predominant
(b) reactants are predominant
(c) equilibrium
(d) dynamic equilibrium

Q10. If KC > 10x, the products predominate over reactants. Then what is the value of x?

(a) 2
(b) 3
(c) 4
(d) 1


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0 Answer
744 views

Assertion : Catalyst Affects The Final State Of The Equilibrium. Reason : It Enables The System To Attain A New Equilibrium State Bye Complexing With The Reagents.

Modified 235 Year Ago

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744
235 Year Ago

Assertion : Catalyst Affects The Final State Of The Equilibrium. Reason : It Enables The System To Attain A New Equilibrium State Bye Complexing With The Reagents.

0 votes
0 Answer
711 views

An Example For A Strong Electrolyte Is

Modified 234 Year Ago

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234 Year Ago

An Example For A Strong Electrolyte Is

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645 views

The Degree Of Dissociation Of 0.1 M HCN Solution Is 0.01%. Its Ionisation Constant Would Be

Modified 235 Year Ago

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235 Year Ago

The Degree Of Dissociation Of 0.1 M HCN Solution Is 0.01%. Its Ionisation Constant Would Be

0 votes
0 Answer
574 views

In Which Of The Following Dissociation Of NH4OH Will Be Minimum

Modified 235 Year Ago

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235 Year Ago

In Which Of The Following Dissociation Of NH4OH Will Be Minimum

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0 Answer
540 views

The Values Of Dissociation Constants Of Same Acid (at 25° C) Are As Follows. Indicate Which Is The Strongest Acid In Water

Modified 235 Year Ago

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235 Year Ago

The Values Of Dissociation Constants Of Same Acid (at 25° C) Are As Follows. Indicate Which Is The Strongest Acid In Water

0 votes
0 Answer
506 views

A Weak Monobasic Acid Is 1% Ionized In 0.1 M Solution At 25°C. The Percentage Of Ionization In Its 0.025 M Solution Is

Modified 235 Year Ago

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235 Year Ago

A Weak Monobasic Acid Is 1% Ionized In 0.1 M Solution At 25°C. The Percentage Of Ionization In Its 0.025 M Solution Is

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