Home
Class 12
CHEMISTRY
Identify the invalid equation...

Identify the invalid equation

A

`DeltaH=sumH_("products")-sumH_("reactants")`

B

`DeltaH=DeltaU+PDeltaV`

C

`DeltaH_((reaction))^@=sumH_(("product bonds"))^@-sumH_(("reactant bonds"))^@`

D

`DeltaH=DeltaU+DeltanRT`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|25 Videos

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise CRITICAL THINKING|95 Videos

  • CHEMICAL KINETICS

    TARGET PUBLICATION|Exercise Evaluation test|13 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    TARGET PUBLICATION|Exercise 7|3 Videos

Similar Questions

Explore conceptually related problems

Identify A

TARGET PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS -COMPETITIVE THINKING
  1. For which one of the following equations is Delta(r) H^(@) equal to De...

    Text Solution

    |

  2. Energy required to dissociate 4g of gaseous hydrogen into free gaseous...

    Text Solution

    |

  3. Identify the invalid equation

    Text Solution

    |

  4. The H-H bond energy is 430KJmol^(-1) and Cl-Cl bond energy is 240KJmol...

    Text Solution

    |

  5. Deltaf H of HCl is .

    Text Solution

    |

  6. The bond energies of C-C,C=C, H-H and C-H bonds are 350 kJ mol^-1, 600...

    Text Solution

    |

  7. The values of heat of formation of SO2 and SO3 and -298.2 kJ and -98.2...

    Text Solution

    |

  8. From the thermochemical reactions, C(graphite)+1//2O(2)rarr CO , Delta...

    Text Solution

    |

  9. Heat of hydrogenation of ethylene is X and that of acetylene is Y, cha...

    Text Solution

    |

  10. Given: C(("Graphite"))+O(2(g))toCO(2(g)), DeltarH^@=-393.5 kJ mol^-1...

    Text Solution

    |

  11. Assuming enthalpy of combustion of hydrogen at 273 K is -286kJ and ent...

    Text Solution

    |

  12. Theoretical basis of Hess's law is .

    Text Solution

    |

  13. In the reactions, S+ 3/2 O2 to SO3 + 2x kJ and SO2 + 1/2 O2 to SO3...

    Text Solution

    |

  14. Given that C+O(2)rarrCO(2),DeltaH^(@)=-xKJ and 2CO+O(2)rarr2CO(2),Delt...

    Text Solution

    |

  15. The enthalpies of combustion of carbon and carbon monoxide are -393.5 ...

    Text Solution

    |

  16. For which among the following reactions change in entrophy is less...

    Text Solution

    |

  17. The unit of entropy is

    Text Solution

    |

  18. What is the entropy change (in JK^(-1)mol^(-1)) when one mole of ice i...

    Text Solution

    |

  19. One mole of NaCl((s)) on melting absorbed 30.5 kJ of heat and its entr...

    Text Solution

    |

  20. One mole of water at 100^@C is converted into steam at 100^@C at a con...

    Text Solution

    |