Home
Class 11
CHEMISTRY
Choose the correct answer. A thermodynam...

Choose the correct answer. A thermodynamic state function is a quantity

A

used to determine heat changes

B

whose value is independent of path

C

used to determine pressure volume work

D

whose value depends on temperature only.

Text Solution

Verified by Experts

A thermodynamic state function is a quantitiy whose value is independent of path
Functions like p,v T etc. depend only on the state of a system and not on the path.
Hence alternative (ii) is correct.
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Choose the correct answer : In an ecosystem :

Choose the correct answer. Frame : Picture : : _?_

Choose the correct answer : Ecosystem creates :

A thermodynamic quantity is that

Knowledge Check

  • A thermodynamics state function is a quantity

    A
    used to determine heat changes
    B
    whose value is independent of path
    C
    used to determine pressure volume work
    D
    whose value depends on temperature only

  • A thermodynamics state function is a quantity

    A
    Used to determine heat changes
    B
    Whose value is independent of path
    C
    Used to determine pressure volume work
    D
    Whose value depends on temperature only

  • Choose the correct answer : In an ecosystem :

    A
    Movement of energy is unidirectional
    B
    Energy cycling is an independent process
    C
    Energy cycling and nutrient cycling a coupled process
    D
    Micro and macronutrients cycle at same pace
    • NCERT-THERMODYNAMICS-EXERCISE
    1. Choose the correct answer. A thermodynamic state function is a quantit...

      Text Solution

      |

    2. For the process to occur under adiabatic conditions, the correct condi...

      Text Solution

      |

    3. The enthalpies of the elements in their standard states are arbitraril...

      Text Solution

      |

    4. DeltaU^(Θ) of combustion of methane is -XkJ mol^(-1). The value of Del...

      Text Solution

      |

    5. The enthalpy of combustion of methane, graphite and dihydrogen at 298 ...

      Text Solution

      |

    6. A reaction A +B rarr C+D +q is found to have a positive entropy change...

      Text Solution

      |

    7. In a process, 701 J of heat is absorbed by a system and 394 J of work ...

      Text Solution

      |

    8. The reaction of cyanamide, NH(2)CN(s), with dioxygen was carried out i...

      Text Solution

      |

    9. Calculate the number of kJ of heat necessary to raise the temperature ...

      Text Solution

      |

    10. Calculate the enthalpy change of freezing of 1.0 mol of water at 10^(@...

      Text Solution

      |

    11. Enthalpy of combustion of carbon to CO(2) is -393.5 kJ mol^(-1). Calcu...

      Text Solution

      |

    12. Find the value of Delta(f) H^(@) for the reaction N(2) O(4) (g) + 3 ...

      Text Solution

      |

    13. Given N(2)(g)+3H(2)(g)rarr2NH(3)(g),Delta(r)H^(Ө)= -92.4 kJ mol^(-1...

      Text Solution

      |

    14. Calculate the standard enthalpy of formation of CH(3)OH(l) from the fo...

      Text Solution

      |

    15. Calculate the enthalpy change for the process C Cl(4)(g) rarr C(g)+4...

      Text Solution

      |

    16. For an isolated system, DeltaU=0, what will be Delta S?

      Text Solution

      |

    17. For the reaction at 298 K 2A+B rarr C DeltaH=400 kJ mol^(-1) and D...

      Text Solution

      |

    18. For the reaction 2Cl(g) rarr Cl(2)(g), what are the signs of DeltaH ...

      Text Solution

      |

    19. For the reaction, 2A(g)+B(g) rarr 2D(g) DeltaU^(Θ)=-10.5 kJ and De...

      Text Solution

      |

    20. The equilibrium constant for a reaction is 10. What will be the value ...

      Text Solution

      |