Home
Class 11
CHEMISTRY
At certain temperature compound AB2(g) d...

At certain temperature compound `AB_2(g)` dissociates according to the reaction `2AB_2(g) iff 2AB(g) + B_2(g)`. With degree of dissociation `alpha`, which is small compared with unity. The expression of `K_p`, in terms of `alpha` and initial pressure P is :

A

`P (alpha^3)/2`

B

`(P alpha^3)/3`

C

`P (alpha^2)/3`

D

`(P alpha^2)/2`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    PATHFINDER|Exercise QUESTION BANK|157 Videos

  • GOC-II & III

    PATHFINDER|Exercise QUESTION BANK|144 Videos

Similar Questions

Explore conceptually related problems

For the reaction, 2HI(g) iff H_2(g) +I_2 (g) the degree of dissociation ( alpha ) of HI (g) is related to the equilibrium constant, K_p by expression

For the reaction, 2NH_3(g) iff N_2(g) + 3H_2(g) the units of K_p will be

K_c for the synthesis of HI(g) from H_2(g) and I_2(g) is 50 The degree of dissociation of HI is

For the reaction AB(g)iffA(g)+B(g) , AB is 33% dissociated at a total pressure of P, then

The dissociation equilibrium of AB_(2) gas is, 2AB_(2)(g) hArr 2AB(g)+B_(2)(g) The degree of dissociation of AB_(2)(g) is x and x lt lt 1 . Establish the relation among the degree of dissociation (x), equilibrium constant (K_(p)) and total pressure (P).

The dissociation of phosgene, which occurs according to the equation COCl_2(g) iff CO(g) + Cl_2(g) is an endothermic process. Which of the following will increase the degree of dissociation of COCl_2 at constant pressure.

The relation between K_(p) and K_(c) for the following reaction : 2 SO_(2) (g) + O_(2) (g) hArr 2 SO_(3) (g) is -

For the reaction 2NH_3 (g) overset(rarr) (larr) N_2 (g) + 3H_2 (g) the unit of the K_p will be

PATHFINDER-EQUILIBRIUM-QUESTION BANK
  1. The concentration of a pure solid or liquid phase is not included in t...

    Text Solution

    |

  2. NO(g) + O3(g) iff NO2(g) + O2(g) Both the forward and reverse reacti...

    Text Solution

    |

  3. At certain temperature compound AB2(g) dissociates according to the re...

    Text Solution

    |

  4. For an equilibrium reaction involving gases, the forward reaction is 1...

    Text Solution

    |

  5. Find out the value of Kc for each of the following equilibria from the...

    Text Solution

    |

  6. Find out the value of Kc for each of the following equilibria from the...

    Text Solution

    |

  7. Given : N2(g) + 3H2(g) iff 2NH3(g), K1 N2(g) + O2(g) iff 2NO(g), K...

    Text Solution

    |

  8. If Kp of an equilibrium CaCO3(s) iff CaO(s) + CO2(g) is 1.5 atm at 29^...

    Text Solution

    |

  9. When 0.087 mol of NO and 0.0437 mal of Br2 are mixed in a closed conta...

    Text Solution

    |

  10. For the reaction, 2HI(g) iff H2(g) +I2 (g) the degree of dissociation ...

    Text Solution

    |

  11. Kc for the synthesis of HI(g) from H2(g) and I2(g) is 50 The degree of...

    Text Solution

    |

  12. One mole of H2O and one mole of CO,are taken in 10 L vessel and heated...

    Text Solution

    |

  13. At a certain temperature, the equilibrium constant Kc is 16 for the re...

    Text Solution

    |

  14. What is the equilibrium concentration of each of the substances of RHS...

    Text Solution

    |

  15. Kp = 0.04 atm at 899 K for the equilibrium shown below, what is the eq...

    Text Solution

    |

  16. XY2 dissociates as XY2(g) iff XY(g) + Y(g). When the initial pressure ...

    Text Solution

    |

  17. A mixture of 1.57 mol of N2, 1.92 mol of H, and 8.13 mol of NH3 is the...

    Text Solution

    |

  18. When sulphur in the form of S, is heated at 900K, the initial pressure...

    Text Solution

    |

  19. A reaction system in equilibrium according to reaction 2SO2(g) + O2(g)...

    Text Solution

    |

  20. X2+X^- iff X3^- (x = iodine) This reaction is set up in aqueous mediu...

    Text Solution

    |