Home
Class 11
CHEMISTRY
Compounds with high heat of formation ar...

Compounds with high heat of formation are less stable because

A

High temperature is required to synthesise them

B

Molecules of such compounds are distorted

C

It is difficult to synthesis them

D

Energy rich state leads to instability

Text Solution

Verified by Experts

The correct Answer is:
D
Compounds with high heat of formation are less stable because energy rich state leads to instability.
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS AND THERMOCHEMISTRY

    ERRORLESS|Exercise NCERT Based Questions (Bond Energy)|15 Videos

  • THERMODYNAMICS AND THERMOCHEMISTRY

    ERRORLESS|Exercise NCERT Based Questions (Free Energy and Work Function) |37 Videos

  • THERMODYNAMICS AND THERMOCHEMISTRY

    ERRORLESS|Exercise NCERT Based Questions (IInd & IIIrd Law of Thermodynamics and Entropy)|41 Videos

  • THE S-BLOCK ELEMENTS

    ERRORLESS|Exercise Assertion & Reason|10 Videos

Similar Questions

Explore conceptually related problems

The compound with negative value of heat of formation are called :

Identify the cations which are less stable than :

Ribosomes are so called because of high

Bismuth does not form stable pentahalides because of

ERRORLESS-THERMODYNAMICS AND THERMOCHEMISTRY-NCERT Based Questions (Heat of Reaction)
  1. What would be the heat released when an aqueous solution containing 0....

    Text Solution

    |

  2. A cylinder of gas is assumed to contain 11.6 kg of butane (C4H10). If ...

    Text Solution

    |

  3. Compounds with high heat of formation are less stable because

    Text Solution

    |

  4. Which of the following reactions is not exothermic

    Text Solution

    |

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

    Text Solution

    |

  6. If (i) C+ O(2) rarr CO(2), (ii) C +1//2O(2) rarr CO, (iii) CO+ 1//2O(2...

    Text Solution

    |

  7. Given: i. 2Fe(s) +(3)/(2)O(2)(g) rarr Fe(2)O(3)(s), DeltaH^(Theta) =...

    Text Solution

    |

  8. If 27 g of water is formed during complete combustion of pure propene ...

    Text Solution

    |

  9. Which of the following equations corresponds to the definition of enth...

    Text Solution

    |

  10. Heat of neutralization of strong acid against strong base is constant ...

    Text Solution

    |

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

    Text Solution

    |

  12. Sodium chloride is soluble in water but not in benzene because

    Text Solution

    |

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

    Text Solution

    |

  14. During complete combustion of one mole of butane ,2658Kj of heat is...

    Text Solution

    |

  15. delta(f) U^(Ө) "of formation of" CH(4)(g) at a certain temperature is ...

    Text Solution

    |

  16. Enthalpy of sublimation of a substance is equal to :

    Text Solution

    |

  17. The enthalpy of certain reaction at 273 K is -20.75 kJ. The enthalpy o...

    Text Solution

    |

  18. 0.06 mole of KNO(3) is added to 100cm^(3) of water at 298 K. The entha...

    Text Solution

    |

  19. The average molar heat capacities of ice and water are respectively 37...

    Text Solution

    |

  20. The enthalpy of solution of sodium chloride is 4 kJ mol^(-1) and its e...

    Text Solution

    |