Home
Class 11
CHEMISTRY
The occurence of reaction is impossible ...

The occurence of reaction is impossible if

A

`DeltaH` is `+ve, DeltaS` is also `+ve`

B

`DeltaH` is `-ve, DeltaS` is also -ve

C

`DeltaH` is `-ve, DeltaS` is `+ve`

D

`DeltaH` is `+ve, DeltaS` is also -ve

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER (GASES & LIQUIDS)

    PATHFINDER|Exercise QUESTION BANK|280 Videos

Similar Questions

Explore conceptually related problems

What is glycolysis ? Write down the sequences of reactions that occurs in glycolysis in tabular form .

What is glycolysis? Write down the sequences of reactions that occurs in glycolysis in tabular form.

Hill reactions occurs in

Hill reaction occurs in

The probability of an impossible event is _________ .

Which of the following occurs in dark reaction of photosynthesis ?

Which type of reaction is occurred in nuclear reactor?

Why is the heat of reaction of a reaction occurring in a bomb calorimeter equal to the change in internal energy of the reaction system?

If the volume of the vessel in which the reaction, 2NO(g)+O_(2)(g)=2NO_(2)(g) is occurring, is diminished to one third of its initial volume, the rate of the reaction will be increased by (here, g = gas)

A reaction occurs spontaneously if

PATHFINDER-THERMODYNAMICS-QUESTION BANK
  1. The equilibrium constant of a reaction is 0.008 at 298 K. The standard...

    Text Solution

    |

  2. A gas undergoes a thermodynamical process but the volume of the gas do...

    Text Solution

    |

  3. The occurence of reaction is impossible if

    Text Solution

    |

  4. The bond dissociation energies of XY,X2 and Y2 (all diatomic molecules...

    Text Solution

    |

  5. Work done during isothermal expension of one mole of an ideal gas from...

    Text Solution

    |

  6. The amount of the heat released when 20 ml 0.5M NaOH is mixed with 100...

    Text Solution

    |

  7. A plot of In k against 1/T (abscissa) is expected to be a straight lin...

    Text Solution

    |

  8. Based on the first law of thermodynamics, which one of the following i...

    Text Solution

    |

  9. The value of enthalpy change (DeltaH) for the reaction C2H5OH(l) + 3O2...

    Text Solution

    |

  10. Consider the reaction, 4NO2(g) + O2(g) overset to 2N2O5,(g), DeltarH =...

    Text Solution

    |

  11. Molar heat capacity of aluminum is 25 JK^-1 mol^-1. The heat necessary...

    Text Solution

    |

  12. The entropy change involed in the isothermal reversible expansion of 2...

    Text Solution

    |

  13. In view of the signs of △ r ​ G ∘ for the following reactions PbO...

    Text Solution

    |

  14. For the reversible reaction, A(s) + B(g) iff C(g) + D(g), DeltaG^@ = -...

    Text Solution

    |

  15. Carbon cannot reduce Fe2O3 to Fe at a temperature below 983 K because

    Text Solution

    |

  16. The enthalpy of vaporisation of benzene is +35.3 kJ/mol at its boiling...

    Text Solution

    |

  17. Acontainer of 1.0 L capacity filled with 1.0 mole of ideat gas is conn...

    Text Solution

    |

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

    Text Solution

    |

  19. Enthalpy change for the reaction, 4H(g) overset to 2H2(g) is -869.5 kJ...

    Text Solution

    |

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

    Text Solution

    |