Home
Class 11
CHEMISTRY
Statement-1:A liquid crystallises into a...

Statement-1:A liquid crystallises into a solid and is accompainied by decrease in entropy.
Statement -2: In crystals, moles cules organise in an ordered manner.

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true and R is not the correct explanation of A

C

A is true but R is false

D

A is false but R is true

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    NARAYNA|Exercise Level -I (H.W)|38 Videos
  • THERMODYNAMICS

    NARAYNA|Exercise Level-II (H.W)|24 Videos
  • THERMODYNAMICS

    NARAYNA|Exercise Level -III|64 Videos
  • STRUCTURE OF ATOM

    NARAYNA|Exercise EXERCISE - IV EXEMPLAR PROBLEMS|24 Videos

Similar Questions

Explore conceptually related problems

Assertion (A). A liquid crystallises into a solid and is accompanied by decrease in entropy. Reason (R). In crystals, molecules organise in an ordered manner.

A liquid crystallizes into a solid then entropy will be

Statement-1: A reaction which is spontaneous and accompained by decrease of randomness must be exothermic. Statement -2: All exothermic reaction that are accomained by decrease of randomness.

Statement-1: Coefficient of viscosity of liquid decreases while that of a gas increase, with increasing temperature. Statement-2: Density of a liquid and tht of a gas vary opposite manner with increase in temperature.

Statement-1: The angle of contact of a liquid decrease with increase in temeperature Statement-2: With increase in temperature the surface tension of liquid increase.

NARAYNA-THERMODYNAMICS-Level-IV
  1. The pressure volume work for an ideal gas can be calculated by using t...

    Text Solution

    |

  2. The entropy change can be calculated by using the expression DeltaS-(q...

    Text Solution

    |

  3. On the basic of thermochemical equations (I),(II)and (III), Find out w...

    Text Solution

    |

  4. Consider the reactions given below .On the basis of these reactions ,F...

    Text Solution

    |

  5. The enthalpy of elements in their standard atates are taken as zero .T...

    Text Solution

    |

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

    Text Solution

    |

  7. Which of the following is not correct ?

    Text Solution

    |

  8. Thermodynamics mainly deals with:

    Text Solution

    |

  9. In an exothermic reaction heat is evolved and system loses heat to the...

    Text Solution

    |

  10. The spotanity means having the potential to proceed without assistance...

    Text Solution

    |

  11. For an ideal gas, the work of reversible expansion under isothermal co...

    Text Solution

    |

  12. Consider the following reaction between zinc and oxygen and choose t...

    Text Solution

    |

  13. Match the following columns

    Text Solution

    |

  14. Match the following columns

    Text Solution

    |

  15. Match the following columns

    Text Solution

    |

  16. Match the following columns

    Text Solution

    |

  17. Match the following columns

    Text Solution

    |

  18. Statement-1: Combustion of all organic compounds is an exothermic reac...

    Text Solution

    |

  19. Assertion:Spontaneous process is an irreversible process and may be re...

    Text Solution

    |

  20. Statement-1:A liquid crystallises into a solid and is accompainied by ...

    Text Solution

    |