Home
Class 11
CHEMISTRY
Assertion : There is no change in intern...

Assertion : There is no change in internal energy in a cyclic process.
Reason : Internal energy is a state function.

A

and (R) are correct and (R) is the correct explanation of(A).

B

If both (A) and (R) are correct, but (R) is not the correct explanation of(A).

C

If(A) is correct, but (R) is incorrect.

D

If both (A) and (R) are incorrect.

Text Solution

Verified by Experts

The correct Answer is:
A
In a cyclic process, system returns to its original state.
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    BRILLIANT PUBLICATION|Exercise LEVEL-III|52 Videos

  • CHEMICAL THERMODYNAMICS

    BRILLIANT PUBLICATION|Exercise LEVEL-II|102 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    BRILLIANT PUBLICATION|Exercise QUESTION (LEVEL -ll)|42 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    BRILLIANT PUBLICATION|Exercise QUESTIONS (LEVEL-III ( Linked Comprehension Type ))|12 Videos

Similar Questions

Explore conceptually related problems

Which of the following statement is incorrect about internal energy? a) The absolute value of internal energy cannot be determined b) The internal energy of one mole of a substance is same at any temperature or pressure c) The measurement of heat change during a reaction by bomb calorimeter is equal to the internal energy change d) Internal energy is an extensive property

Internal energy U of a system may change when

a) In a process 701 J of heat is absorbed by a system and 394 J of work is done by the system. What is the change in internal energy for the process? b) What is free expansion? What is the work done during free expansion of an ideal gas?

BRILLIANT PUBLICATION-CHEMICAL THERMODYNAMICS -LEVEL-II (Assertion-Reason Type)
  1. Assertion : Heat of neutralisation of HNO3, and NaOH is almost same as...

    Text Solution

    |

  2. Assertion : Anexothermic process which is non spontaneous at high temp...

    Text Solution

    |

  3. Assertion : There is no change in internal energy in a cyclic process....

    Text Solution

    |

  4. Assertion : During an adiabatic process, heat energy is not exchanged ...

    Text Solution

    |

  5. Assertion : For an isothermal reversible process Q=-Wi.e. work done by...

    Text Solution

    |

  6. Assertion : The heat absorbed during the isothermal expansion of an id...

    Text Solution

    |

  7. Assertion : Decrease in free energy causes spontaneous reaction. Rea...

    Text Solution

    |

  8. Assertion : The enthalpy of both graphite and diamond is taken to be z...

    Text Solution

    |

  9. Assertion : When a gas at high pressure expands against vacuum, the wo...

    Text Solution

    |

  10. Assertion : A process for which Delta ("Ssystem") gt0 as well as Delta...

    Text Solution

    |

  11. Assertion : There is no reaction known for which Delta G is positive, ...

    Text Solution

    |

  12. Assertion : For every chemical reaction at equilibrium, standard Gibbs...

    Text Solution

    |

  13. Assertion : The enthalpy of formation of gaseous oxygen molecules at 2...

    Text Solution

    |

  14. Assertion : Molar entropy ofvaporisation of water is different from et...

    Text Solution

    |

  15. Assertion : If both Delta H ^(@) and Delta S ^(@) are positive then r...

    Text Solution

    |

  16. Assertion : There is exchange in internal energy in a cyclic process. ...

    Text Solution

    |

  17. Assertion : There is a natural asymmetry between converting work to he...

    Text Solution

    |

  18. Assertion : A reaction which is spontaneous and accompanied by decreas...

    Text Solution

    |