Home
Class 12
CHEMISTRY
For an exothermic reaction, equilibrium ...

For an exothermic reaction, equilibrium constant at `T_1` and `T_2` are respectively `K_1` and `K_2` If `K_1 lt K_2` then : -

A

`T_1 gt T_2`

B

`T_1 lt T_2`

C

`T_1=T_2`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B

Exothermic reaction
`T uarr , k uarr`
given `k_1 > k_2 ` then `T_1 lt T_2 `
Doubtnut Promotions Banner Mobile Dark
|

Similar Questions

Explore conceptually related problems

If K_(1) and K_(2) are equilibrium constants at T_(1) and T_(2) temperatures ( T_(1) > T_(2) ) ,then which of the following are correct? (A) When Delta H=+ve, K_(2) > K_(1) (B) When Delta H=0 K_(1) = K_(2) (C) When Delta H=-ve K_(2) (D) When Delta H=+ve K_(2) < K_(1)

For a given exothermic reaction, Kp and k'p are the equlibrium constants at temperaturee T_(1) and T_(2). respectively. Assuming that heat of reaction is constant in temperaturee range between T_(1)and T_(2). it is readily obsrved that

Knowledge Check

  • The correct relationship between equilibrium constants K_1 and K_2 is

    A
    `K_1 = (1)/(K_2`
    B
    `K_1 = (1)/(sqrtK_2)`
    C
    `K_1 = K_2`
    D
    none of these
  • For a given exothermic reaction, K_p and K_(p)^' are the equilibrium constants at temperatures T_1 and T_2 respectively. Assuming that heat of reaction is constant in temperature range between T_1 and T_2, it is readily water that

    A
    `K_(p) gt K_(p)'`
    B
    `K_(p) lt K_(p)'`
    C
    `K_(p)=K_(p)'`
    D
    `K_(p)=1/(K_(p)')`
  • For a given exothermic reaction , K_(p) and k'_(p) are the equilibrium constants at temperatures T_(1) and T_(2) respectively. Assuming that heat of reaction is constant in temperature range reaction is constant in temperature range between T_(1) and T_(2) , it is readily observed that

    A
    `K_(p) gt K'_(p)`
    B
    `K_(p) lt K'_(p)`
    C
    `K_(p) = K'_(p)`
    D
    `K_(p) =(1)/(k'_(p))`
  • Similar Questions

    Explore conceptually related problems

    For a given exthermic reaction , K_(p) nd K_(p) are the equilibrium constants at temperature T_(1) and T_(2) respectively . Assumbing that heat of reaction is constant in temperature range between T_(1) and T_(2) it is readily observed that

    For the rections AhArrB,BhArrC,ChArrD, , equilibrium constants are K_(1), K_(2) and K_(3) respectively. What is the value of equilibrium constant for AhArrD ?

    If K_1 is the equilibrium constant at temperature T_1 and K_2 is the equilibrium constant at temperature T_2 and If T_2 gt T_1 and reaction is endothermic then

    The activation energies of two reactions are E_(a1) and E_(a2) with E_(a1) > E_(a2) . If the temperature of the reacting system is increased from T_1 to T_2 predict which of the following alternative is correct: ( k_1,K_2 are rate constants of reaction (1) and (2) respectively at T_1 and k_1,K_2 are rate constants of reaction (1) and (2) respectively at T_2 )

    For the hypothetical reactions, the equilibrium constant (K) value are given AhArrB,K_(1)=2,BhArrC,K_(2)=4, ChArrD,K_(3)=3 The equilibrium constant (K) for the reaction AhArrD is