Home
Class 12
CHEMISTRY
For the reaction: X(2)O(4)(l)rarr2XO(2...

For the reaction:
`X_(2)O_(4)(l)rarr2XO_(2)(g)`
`DeltaU=2.1 cal , DeltaS =20 "cal" K^(-1) "at" 300 K`
Hence `DeltaG` is

A

`2.7 kcal`

B

`-3.9 kcal`

C

`9.3 kcal`

D

`-9.3 kcal`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (Section -D) Assertion-Reason Type Questions|15 Videos

  • THERMODYNAMICS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (Section - B) Objective Type Questions|35 Videos

  • THE SOLID STATE

    AAKASH INSTITUTE|Exercise Assignment (SECTION - D) (ASSERTION-REASON TYPE QUESTION)|20 Videos

Similar Questions

Explore conceptually related problems

For the reaction, X_(2)O_(4)(l)rarr2XO_(2)(g),DeltaE=2.1Kcal , DeltaS=20cal//K at 300K . Hence DeltaG is

For the reaction at 25^(@)C, C_(2)O_(4)(l) rarr 2XO_(2)(g) Delta H =2.1 kcal and DeltaS=20 cal K^(-1) . The reaction would be :

For the reaction :- N_(2)O_(4(g))hArr2NO_(2(g)) DeltaU2.0Kcal,DeltaS=50CalK^(-1)at300K calculate DeltaG ?

For the reaction. A(l)rarr 2B(g) DeltaU="2.1 k Cal, "DeltaS="20 Cal K"^(-1)" at 300K Hence DeltaG" in kcal " is ?

AAKASH INSTITUTE-THERMODYNAMICS-ASSIGNMENT (Section - C) Previous Years Questions
  1. The correct thermodnamic conditions for the spontaneous reaction at al...

    Text Solution

    |

  2. Heat of combustion of carbon to CO(2) is -393.5 kJ/mol. The heat relea...

    Text Solution

    |

  3. For the reaction: X(2)O(4)(l)rarr2XO(2)(g) DeltaU=2.1 cal , DeltaS...

    Text Solution

    |

  4. In which of the following reactions,standard reaction entropy change(D...

    Text Solution

    |

  5. Standard enthalpy of vaporisationDeltaV(vap).H^(Theta) for water at 10...

    Text Solution

    |

  6. The enthalpy of funsion of water is 1.435 kcal/mol. The molar entropy ...

    Text Solution

    |

  7. Equal volumes of two monoatomic gases,A,B,at the same temperature and ...

    Text Solution

    |

  8. Which of the following is correct option for the free expansion of an ...

    Text Solution

    |

  9. If the enthalpy change for the transition of liquid water to steam is ...

    Text Solution

    |

  10. Enthalpy change for the reaction, 4H((g))rarr 2H(2(g)) is -869.6 kJ ...

    Text Solution

    |

  11. Consider the following processes :- {:(,DeltaH(kJ//mol)),((1)/(2)A r...

    Text Solution

    |

  12. Standrad entropies of X(2), Y(2) and XY(3) are 60, 40 and "50 JK"^(-1)...

    Text Solution

    |

  13. Match List I ( Equations) with List II (Type of processes) and select...

    Text Solution

    |

  14. 1 moles of an ideal gas expanded spontaneously into vaccum. The work d...

    Text Solution

    |

  15. For vaporization of water at 1 atmospheric pressure the values of Delt...

    Text Solution

    |

  16. The following teo reaction are known : Fe(2)O(3)(s)+3CO(g)rarr2Fe(s)...

    Text Solution

    |

  17. The values of DeltaH and DeltaS for the reaction, C("graphite")+CO(2...

    Text Solution

    |

  18. From the following bond energies H-H bond energy 431.37 kJ mol^(-1) ...

    Text Solution

    |

  19. Bond dissociation enthalpy of H(2) , Cl(2) and HCl are 434, 242 and 43...

    Text Solution

    |

  20. For the gas-phase decomposition, PCl(5)(g)LeftrightarrowPCl(3)(g)+Cl...

    Text Solution

    |