Home
Class 11
CHEMISTRY
For hypothetical reversible reaction 1...

For hypothetical reversible reaction
`1//2A_(2)(g) +3//2B_(2)(g) rarr AB_(3)(g), DeltaH =- 210 kJ `if standard entropies of `A_(2),B_(2)`, and `AB_(3)` are `60,40` and `50JK^(-1) mol^(-1)` respectively. The above reaction will be equilibrium at

A

`400K`

B

`500K`

C

`250K`

D

`200K`

Text Solution

Verified by Experts

At equilibrium, `DeltaS_("total") = 0`
`:. S_(P)^(Theta) - S_(R)^(Theta) = 0`
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    CENGAGE CHEMISTRY|Exercise Exercises (Assertion-Reasoning)|23 Videos

  • THERMODYNAMICS

    CENGAGE CHEMISTRY|Exercise Exercises (Interger)|10 Videos

  • THERMODYNAMICS

    CENGAGE CHEMISTRY|Exercise Exercises (Multiple Correct)|50 Videos

  • STOICHIOMETRY

    CENGAGE CHEMISTRY|Exercise Archives Subjective|33 Videos

Similar Questions

Explore conceptually related problems

For reversible reaction : X_((g))+3Y_((g))hArr 2Z_((g)), DeltaH=-"40 kJ" Standard entropies of X, Y and Z are 60, 40and "50 J K"^(-1)",ol"^(-1) respectively. The temperature at which the above reaction is in equilibrium is

For the reaction (1)/(2) N_(2)(g) + (3)/(2) H_(2)(g) rarr NH_(3)(g), DeltaH =-30 KJ to be at equilibrium at 477^(@) C. If standard entropy of N_(2)(g) and NH_(3)(g) are 60 and 50 "J" "mole"^(-1)K^(-1) respectively then calculate the standard entropy of H_(2)(g) in "J mole"^(-1) K^(-1).

For a hypothetical reaction of kind. AB_(2)(g)+1/2 B_(2)(g) hArr AB_(3)(g), DeltaH=-x kJ More AB_(3) could be produceed at equilibrium by

In a reaction A_(2)(g)+4B_(2)(g) hArr 2AB_(4)(g), DeltaH lt 0 . The formation of AB_(4) is not favoured by

The enthalpy and entropy change for the reaction, Br_(2)(l)+Cl_(2)(g)rarr2BrCl(g) are 30KJmol^(-1) and 105JK^(-1)mol^(-1) respectively. The temperation at which the raction will be in equilibrium is:

CENGAGE CHEMISTRY-THERMODYNAMICS-Exercises (Single Correct)
  1. In which of the following process DeltaH and DeltaU are of same magnit...

    Text Solution

    |

  2. Enerrgy can transfter from syetm to surroundings as work if

    Text Solution

    |

  3. The state of equilibrium refers to

    Text Solution

    |

  4. For hypothetical reversible reaction 1//2A(2)(g) +3//2B(2)(g) rarr A...

    Text Solution

    |

  5. If values of Delta(f)H^(Theta) of ICI(g),CI(g), and I(g) are, respecti...

    Text Solution

    |

  6. If S+O(2)toSO(2),DeltaH=-298.2 " kJ" " mole"^(-1) SO(2)+(1)/(2)O(2)t...

    Text Solution

    |

  7. Under which of the following condition is the relation DeltaH = DeltaU...

    Text Solution

    |

  8. Evaporation of water is

    Text Solution

    |

  9. Which of the following reaction is endothermic?

    Text Solution

    |

  10. Which of the following is an endothermic reaction?

    Text Solution

    |

  11. Calculate heat of formation of KOH(s) using the following equations ...

    Text Solution

    |

  12. Since the enthalpy of elements in their natural state is taken to be z...

    Text Solution

    |

  13. A reaction A +B rarr C+D +q is found to have a positive entropy change...

    Text Solution

    |

  14. Molar heat capacity of water in equilibrium with the ice at constant p...

    Text Solution

    |

  15. Standard molar enthalpy of formation of CO(2) is equal to :

    Text Solution

    |

  16. In thermodynamics, a process is called reversible when

    Text Solution

    |

  17. Which one of the following statements is false?

    Text Solution

    |

  18. Identify intensive property from the following

    Text Solution

    |

  19. The product of combustion of an aliphatic thiol (RSH) at 298K are :

    Text Solution

    |

  20. For an endothermic reaction, where Delta H represents the enthalpy of ...

    Text Solution

    |