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At a particular time , in the reaction ...

At a particular time , in the reaction `3A+2Brarr4C` -

A

the rate of disappearance of B is 1.5 times that of A

B

the rate of disappearance of A is 1.5 times that of B

C

the rate of formation of C is half of the rate of disappearance of B

D

the rate of formation of C is 1.5 times greater than the rate of disappearance of A

Text Solution

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The correct Answer is:
B
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Equilibrium constant, K_(c) for the reaction, N_(2)(g)+3H_(2)(g)hArr 2NH_(3)(g) at 500K is 0.061. at a particular time, the analysis shows that composition of the reaction mixture is 3.0 mol*L^(-1)" "N_(2),2.0mol*L^(-1)" "H_(2) and 0.5mol*L^(-1)NH_(3) . is the reaction at equilibrium? If not in which direction does the reaction tend to proceed to reach equilibrium ?

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Knowledge Check

  • At a particular time , in the reaction aA+bBrarrcD , if the rate of disappearance of B is thrice that of A and the rate of formation of D is twice the rate of disappearance of A , then the ratio between a, b and c will be -

    A
    `1:2:1`
    B
    `1:2:3`
    C
    `1:3:2`
    D
    `2 :3:1`

  • After 200s of the initiation of the reaction, 2Ararr4B+(1)/(2)D, the concentration of B is 4xx10^(-2)"mol.L"^(-1) . At the particular time , the rate of the reaction is -

    A
    `10^(-4)"mol.L"^(-1).s^(-1)`
    B
    `2xx10^(-4)"mol.L"^(-1)`
    C
    `5xx10^(-5)"mol.L"^(-1).s^(-1)`
    D
    `2.5xx10^(-4)"mol.L"^(-1).s^(-1)`

  • At a given temperature, the equilibrium constant K_c for the reaction, A+BtoC is 10. At the same temperature the reaction is allowed to occur in a closed vessel of volume 1L. At a particular moment of time during the reaction, if the amount of A, B and C in the reaction system are 0.1,0.4 and 0.3 mol respectively then-

    A
    the reaction is in equilibrium at that moment
    B
    the reaction will occur to a greater extent towards left to attain equilibrium
    C
    the reaction will occur to a greater extent towards right to attain equilibrium
    D
    reaction will occur to greater extent towards left for achieving equilibrium and concentrations of reactants and products will be the same at new equilibrium

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