Home
Class 12
CHEMISTRY
NH(3)(g)+3Cl(2)toNCl(3)(g)+3HCl(g),Delta...

`NH_(3)(g)+3Cl_(2)toNCl_(3)(g)+3HCl(g),DeltaH_(1)`
`N_(2)(g)+3H_(2)(g)to2NH_(3)(g),DeltaH_(2)`
`H_(2)(g)+Cl_(2)(g)to 2HCl(g),DeltaH_(3)`
The heat of formation of `NCl_(3)`(g) in the terms of
`DeltaH_(1),DeltaH_(2),DeltaH_(3)` is :

A

`DeltaH_f=-DeltaH_(1)+(1)/(2)DeltaH_(2)-(3)/(2)DeltaH_(3)`

B

`DeltaH_(f)=DeltaH_(1)+(1)/(2)DeltaH_(2)-(3)/(2)DeltaH_(3)`

C

`DeltaH_(f)=DeltaH_(1)-(1)/(2)DeltaH_(2)-(3)/(2)DeltaH_(3)`

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Set 2|18 Videos

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Objective Question Level B|56 Videos

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Practice problems|81 Videos

  • CHEMICAL KINETICS

    OP TANDON|Exercise LINKED COMPRESHENSION TYPE QUESTIONS ( SECTION-VI)|4 Videos

  • CLASSIFICATION AND NOMENCLATURE OF ORGANIC COMPOUNDS

    OP TANDON|Exercise INTEGER|2 Videos

Similar Questions

Explore conceptually related problems

NH_(3)(g)+3C1_(2)(g)rarrNCL_(3)(g)+3HC1(g)DeltaH_(1) N_(2)(g)+3H_(2)(g)rarr2NH_(3),DeltaH_(2) H_(2)(g)+CL_(2)(g)rarr2HC1(g),DeltaH_(1) The heat of fomation of NC1_(2)(g) in the terms of DeltaH_(1) , DeltaH_(2) and DeltaH_(3) is

NH_(3)(g) + 3Cl_(2)(g) rarr NCl_(3)(g) + 3HCl(g), " "DeltaH_(1) N_(2)(g)+3H_(2)(g)rarr 2NH_(3)(g), " "DeltaH_(2) H_(2)(g)+ Cl_(2)(g) rarr 2HCl(g) , " " DeltaH_(3) The heat of formation of NCl_(3) in the terms of DeltaH_(1), DeltaH_(2) "and" DeltaH_(3) is

NH_(3)(g) + 3Cl_(2)(g) rarr NCl_(3)(g) + 3HCl(g), " "DeltaH_(1) N_(2)(g) + 3H_(2)(g) rarr 2NH_(3)(g), " "Delta H_(2) H_(2)(g) + Cl_(2)(g) rarr 2HCl(g), " "Delta H_(3) The heat of formation of NCl3(g) in the terms of DeltaH_(1), DeltaH_2 and DeltaH_(3) is :

Given NH_(3)(g)+3Cl_(2)(g)toNCl_(3)(g)+3HCl(g)+x_(1) N_(2)(g)+3H_(2)(g)to2NH_(3)(g)+x_(2) H_(2)(g)+Cl_(2)(g)to2HCl(g)-x_(3) The heat of formation of NCl_(3)(g)

Given a. NH_(3)(g)+3CI(g)rarr NCI_(3)(g),3HCI(g),DeltaH_(1) b. N_(2)(g)+3H_(2)(g)rarr 2NH_(3)(g),DeltaH_(2) c. H_(2)(g)+CI_(2)(g)rarr 2HCI(g),DeltaH_(3) Express the enthalpy of formation of NCI_(3)(g)(Delta_(f)H^(Theta)) in terms of DeltaH_(1), DeltaH_(2) ,and DeltaH_(3) .

Given : (i) NH_(3) (g) + 3Cl_(2)(g) rarr NCl_(3)(g)+3HCl(g) , Delta H_(1) (ii) N_(2)(g) + 3H_(2)(g) rarr 2NH_(3)(g) , Delta H_(2) (iii) H_(2)(g)+Cl_(2)(g) rarr2HCl(g) , Delta H_(3) Express the enthalpy of formation of NCl_(3)(g)(Delta H_(f)) in terms of DeltaH_(1), Delta H_(2) and Delta H_(3) :

OP TANDON-Chemical Thermodynamics and Thermochemistry-Objective Question Level-A
  1. Which plot represents for an exothermic reaction ?

    Text Solution

    |

  2. Given : S((s))+(3)/(2)O(2(g))rarrSO(3(g)+2X Kcal SO(2(s))+(1)/(2)O(2...

    Text Solution

    |

  3. NH(3)(g)+3Cl(2)toNCl(3)(g)+3HCl(g),DeltaH(1) N(2)(g)+3H(2)(g)to2NH(3...

    Text Solution

    |

  4. The word 'standard' in standard molar enthalpy change implies

    Text Solution

    |

  5. The heat of formation (DeltaH(f)^(@)) of H(2)O(l) is equal to :

    Text Solution

    |

  6. The value of DeltaH and DeltaS for a reaction are respectively 30 kJ m...

    Text Solution

    |

  7. The value of DeltaH^(@) for the reaction Cu^(+)(g)+I^(-)(g)toCuI(g) is...

    Text Solution

    |

  8. If the enthalpy change for the reaction, CH(4)(g)+Cl(2)(g)toCH(3)Cl(...

    Text Solution

    |

  9. The standard heat of formation of sodium ions in aqueous solution from...

    Text Solution

    |

  10. AB,A(2) and B(2) are diatomic molecules. If the bond enthalpies of A(2...

    Text Solution

    |

  11. The lattice energy of solid NaCI is 180 kcal mol^(-1). The dissolution...

    Text Solution

    |

  12. Which one of the following statement is false?

    Text Solution

    |

  13. DeltaG^(ɵ) for the reaction X+YhArrC is -4.606 kcal at 1000 K. The equ...

    Text Solution

    |

  14. The enthalpy of dissolution of BaCl(2)(s) and BaCl(2).2H(2)O are -20.6...

    Text Solution

    |

  15. For the reaction A(g)+2B(g)rarr2C(g)+3D(g), the value of DeltaH at...

    Text Solution

    |

  16. In thermodynamics, a process is called reversible when

    Text Solution

    |

  17. The heat liberated when 1.89 g of benzoic acid is burnt in a bomb calo...

    Text Solution

    |

  18. One mole of a non-ideal gas undergoes a change of state (2.0atm,3.0L,9...

    Text Solution

    |

  19. Which of the reaction defines molar DeltaH(f)^(@) ?

    Text Solution

    |

  20. The enthalpies of formation of Al(2)O(3) and Cr(2)O(3) are -1596KJ and...

    Text Solution

    |