Home
Class 12
CHEMISTRY
The incorrect statement according to sec...

The incorrect statement according to second law of themodynamics is

A

Heat cannot flow from colder body to a hotter body of its own

B

All spontaneous processes are thermody-namically irreversible

C

Heat can be converted into work completely without causing some permanent change in the system (or) surroundings

D

Perpetual motion machine of second kind is not possible

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise Practice Sheet- Exercise-IV|20 Videos

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise Additional Practice Exercise|54 Videos

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise Practice Sheet- Exercise-II|30 Videos

  • CHEMICAL KINETICS

    AAKASH SERIES|Exercise Objective Exercise - 4 (Assertion (A) & Reason (R) Type Questions)|44 Videos

  • CHEMISTRY IN EVERY DAY LIFE

    AAKASH SERIES|Exercise PRACTICE EXERCISE|29 Videos

Similar Questions

Explore conceptually related problems

The incorrect statement are

False statement regarding second law of thermodynamics is

Incorrect statement is

Find incorrect statement

Find incorrect statement

Find incorrect statement

Mark the incorrect statement

Mark the incorrect statement

AAKASH SERIES-CHEMICAL THERMODYNAMICS-Practice Sheet- Exercise-III
  1. Some statements are given with regard to entropy. The incorrect statem...

    Text Solution

    |

  2. 2H(2(g)) + O(2(g)) rarr 2H(2)O((l)) , DeltaH= -ve and DeltaG= -ve. The...

    Text Solution

    |

  3. Based on the third law of themodynamics, the entropy can be obtained u...

    Text Solution

    |

  4. When charcoal burns in air signs of DeltaH and DeltaS "are " 2C((s)) +...

    Text Solution

    |

  5. DeltaS("surr") " for " H(2) + 1//2O(2) rarr H(2)O, DeltaH -280 kJ at 4...

    Text Solution

    |

  6. The direct conversion of A to B is difficult, hence it is carried out ...

    Text Solution

    |

  7. The incorrect statement according to second law of themodynamics is

    Text Solution

    |

  8. Entropy of a system depends upon

    Text Solution

    |

  9. Which processes involve increase in entropy?

    Text Solution

    |

  10. Which statements are correct as per laws of thermodynamics?

    Text Solution

    |

  11. For A rarr B, DeltaH= 3.5 kcal mol^(-1), DeltaS= 10 cal mol^(-1) K^(-1...

    Text Solution

    |

  12. The change in Gibbs free energy of the system along provides a criteri...

    Text Solution

    |

  13. The change in Gibbs free energy of the system along provides a criteri...

    Text Solution

    |

  14. The thermodynamic property that measures the extent of molecular disor...

    Text Solution

    |

  15. The thermodynamic property that measures the extent of molecular disor...

    Text Solution

    |

  16. The thermodynamic property that measures the extent of molecular disor...

    Text Solution

    |

  17. Match the following columns

    Text Solution

    |

  18. Match the following columns

    Text Solution

    |

  19. A quantity of 4.0 moles of an ideal gas at 20^(@)C expands isothermall...

    Text Solution

    |

  20. In how many of the following entropy increases? {:((a) N(2(g)) + 3H(...

    Text Solution

    |