Home
Class 11
CHEMISTRY
Which of the following process has negat...

Which of the following process has negative value of `DeltaS`?

A

Dissolution of sugar in water

B

Stretching of rubber band

C

Decomposition of lime stone

D

Evaporation of water

Text Solution

Verified by Experts

The correct Answer is:
B
During of stretching of rubber band molecules are polymerized So Entropy decreases
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-III) (LEVEL - II (ADVANCED) STARAIGHT OBJECTICE TYPE QUESTIONS)|12 Videos

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-III) (LEVEL - II (ADVANCED) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)|5 Videos

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-II) (LEVEL - I(MAIN) INTEGER TYPE QUESTIONS)|6 Videos

  • CHEMICAL THERMODYANMICS

    AAKASH SERIES|Exercise Questions For Descriptive Answers|28 Videos

  • ELECTRON MIGRATION EFFECTS

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|10 Videos

Similar Questions

Explore conceptually related problems

Which of the following is a process skill?

Which of the following has the least value of pKa ?

Which of the following have negative values for a flaccid cell and partly turgid cell ?

Which of the following has the highest pH value?

Which of the following pairs has the identical e/m value ?

Which of the following forms stable gaseous negative ion

Which one of the following forms a negativity charged sol?

Which of the following processes involves the transfer of male gametes?

AAKASH SERIES-CHEMICAL THERMODYNAMICS-LECTURE SHEET (EXERCISE-III) (LEVEL - I(MAIN) STRAIGHT OBJECTIVE TYPE QUESTIONS)
  1. Entropy of a system depends upon

    Text Solution

    |

  2. Which one of the following has Delta S^(0) greater than zero?

    Text Solution

    |

  3. Which of the following process has negative value of DeltaS?

    Text Solution

    |

  4. For the process Dry ice rarr CO(2(g))

    Text Solution

    |

  5. S(H(2(g)))^(0) = 130.6 JK^(-1) mol^(-1), S(H(2)O((l)))^(0) = 69.9JK^(-...

    Text Solution

    |

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

    Text Solution

    |

  7. Enthalpy of vapourisation for water is 186.5 KJ "mole"^(-1). The entro...

    Text Solution

    |

  8. Considering entropy (s) as a thermo dynamic parameter, the criterion f...

    Text Solution

    |

  9. DeltaS("says") "for" 4Fe((s)) + 3O(2) rarr 2Fe(2) O(3(s)) " is" -550 J...

    Text Solution

    |

  10. Suppose that a reaction has Delta H= -400kJ and Delta S = - 50J//K. A ...

    Text Solution

    |

  11. If an endothermic reaction is non-spontaneous at freezing point of wat...

    Text Solution

    |

  12. The favourable conditions for a spontaneous reaction are

    Text Solution

    |

  13. Incorrect statement related to an irreversible process is

    Text Solution

    |

  14. The process of evaporation of a liquid is accompanised by (A) Increa...

    Text Solution

    |

  15. Which of the following is true for a spontaneous process?

    Text Solution

    |

  16. H((aq))^(+) + OH((aq))^(-) rarr H(2)O((l)) , Delta H = -ve and Delta G...

    Text Solution

    |

  17. An equilibrium reaction X + Y hArr W +Z, Delta H= +ve is spontaneous i...

    Text Solution

    |

  18. The correct is

    Text Solution

    |

  19. What of the following relationship is correct?

    Text Solution

    |

  20. Delta G^(0) for the reaction x + y hArr z is -4.606 kcal. The value of...

    Text Solution

    |