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The following are some statements about ...

The following are some statements about chemical equilibrium.
(A) The rate of forward reaction is equal to the rate of backward reation.
(B) The chemical equilibrium can be established from reactant side only.
(C) The concentration of the reactants and products remain same with time. The correct statements are

A

A and B

B

A and C

C

B and C

D

All A , B , C

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-CHEMICAL EQUILIBRIUM-PRACTICE SHEET (EXERCISE -I) LEVEL-II (STRAIGHT OBJECTIVE TYPE QESTIONS )
  1. As per law of mass action, for NH(4) HS(s) hArr NH(3)(g) + H(2) S(g) ...

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  2. Law of mass action can not be applied to

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  3. At a given temperature, for a reversible reaction, if the concentratio...

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  4. The units of cquilibrium constant Kc for the following system H(2(g)) ...

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  5. Consider the following equilibrium PCl(g) hArr PCl(3)(g) + Cl(2)(g) ...

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  6. At equilibrium state

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  7. For which of the following reactions, the degree of dissociation (alph...

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  8. When a system is in equilibrium state

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  9. Attainment of equilibrium can be noticed with the help of constancy of...

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  10. A catalyst

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  11. The following are some statements about chemical equilibrium. (A) Th...

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  12. A mixture of 2 moles of N(2) and 8 moles of H(2) are heated in a 2 lit...

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  13. For the reaction C(s) + CO(2) (g) hArr 2CO(g). the partial pressures o...

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  14. The equilibrium conatant for the reaction H(2(g)) + I(2(g)) hArr 2HI(...

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  15. Initially 0.8 mole of PCl(5) and 0.2 mole of PCl(3) are mixed in one l...

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  16. 4 g H(2) &127 g I(2) are mixed & heated in 10 lit closed vessel until ...

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  17. A vessel at 1000 K contains CO(2) with a pressure of 0.5 atm. Some of...

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  18. 3C(2)H(2) hArr C(6) H(6) the above reaction is performed in a I lit ve...

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  19. 1.0 mole of ethyl alcohol and 1.0 mole of acctic acid are mixed. At eq...

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  20. A mixture of Nitrogen and Hydrogen (1:3 mole ratio) is at an initial p...

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