Home
Class 12
CHEMISTRY
Ammonium chloride when dissolved in wate...

Ammonium chloride when dissolved in water leads to a cooling sensation. The dissolution of ammonium chloride at constant temperature is accompanied by

A

increase in entropy

B

decrease in entropy

C

no change in entropy

D

no change in enthalpy

Text Solution

Verified by Experts

The correct Answer is:
A
In dissolution solid changes to ions in solution which has more randomness.
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    DINESH PUBLICATION|Exercise Additional Numerical Problems For Practice|16 Videos

  • CHEMISTRY IN EVERY DAY LIFE

    DINESH PUBLICATION|Exercise Unit test-9|50 Videos

Similar Questions

Explore conceptually related problems

Ammonium chloride is a salt of

What is the action of litmus on an aqeous solution of ammonium chloride?

When sodium chloride is dissolved in water the solution obtained is

A mixture of ammonium chloride and sand is separated by

When ammonium chloride is dissolved in water, the solution becomes cold. The change is

DINESH PUBLICATION-CHEMICAL THERMODYNAMICS AND CHEMICAL ENERGETICS -Exercise
  1. Entropy of system depends upon

    Text Solution

    |

  2. The units of entropy are

    Text Solution

    |

  3. Ammonium chloride when dissolved in water leads to a cooling sensation...

    Text Solution

    |

  4. An isolated system comprises the liquid in equilibrium with vapours. A...

    Text Solution

    |

  5. For the gaseous reaction involving the complete combustion of iso-buta...

    Text Solution

    |

  6. One of the following reactions involves decrease in entropy

    Text Solution

    |

  7. When a solid changes into liquid, the entropy

    Text Solution

    |

  8. The least random state of water system is

    Text Solution

    |

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

    Text Solution

    |

  10. Which of the following describes the criterion of spontaneity?

    Text Solution

    |

  11. Which law of thermodynamics helps in calculating the absolute entropie...

    Text Solution

    |

  12. When the egg is hard boiled, there is

    Text Solution

    |

  13. For the reversible process, the value of DeltaS is given by the expres...

    Text Solution

    |

  14. In any natural process

    Text Solution

    |

  15. For which of the following cases is DeltaS=DeltaH//T

    Text Solution

    |

  16. In a reversible process, Delta S(sys) + Delta S(surr) is

    Text Solution

    |

  17. According to third law of thermodynamics, the entropy at 0 K is zero f...

    Text Solution

    |

  18. Which of the following has highest entropy?

    Text Solution

    |

  19. The total entropy change for a system and its surroundings increases, ...

    Text Solution

    |

  20. Which of the following provide exceptions to third law of thermodynami...

    Text Solution

    |