Home
Class 12
CHEMISTRY
For a reaction, DeltaH= 9.08 kJmol^-1 an...

For a reaction, `DeltaH`= 9.08 kJ`mol^-1` and `DeltaS`=35.7 J `K^-1 mol^-1` at 298 K. Which of the following is CORRECT for the reaction at 298 K?

A

Reversible and Isothermal

B

Reversible and Exothermic

C

Spontaneous and Endothermic

D

Spontaneous and Exothermic

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|97 Videos

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|25 Videos

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|25 Videos

  • CHEMICAL KINETICS

    TARGET PUBLICATION|Exercise Evaluation test|13 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    TARGET PUBLICATION|Exercise 7|3 Videos

Similar Questions

Explore conceptually related problems

For the reaction, A(g)+B(g) rarr C(g)+D(g), DeltaH^(@) and DeltaS^(@) are respectively, -29.8 kJ mol^(-1) and -0.100 kJ K^(-1) mol^(-1) at 298 K The equilibrium constant for the reaction at 298 K is :

For a reaction, DeltaH=10000" kJ "mol^(-1) and DeltaS=25" kJ "k^(-1)mol^(-1) . The minimum temperature, above which the reaction would be spontaneous is

For the reaction at 300 K, 2A + B to C Delta H = 450 kJ mol^(-1) and DeltaS = 0.2 kJ K^(-1) mol^(-1) .At what temperature will the reaction become spontaneous considering DeltaH and DeltaS to be constant over the temperature range?

For the reaction at 298 K 2A + B to C DeltaH = 40 kJ "mol"^(-1) and DeltaS = 0.2 kJ K^(-1) "mol"^(-1) . At what temperature will the reaction beccomes sponatneous considering DeltaH and DeltaS to be constant over the temperature range.

For the reaction at 298 K 2A+B rarr C DeltaH=400 kJ mol^(-1) and DeltaS=0.2 kJ K^(-1) mol^(-1) At what temperature will the reaction becomes spontaneous considering DeltaH and DeltaS to be contant over the temperature range.

For a reaction DeltaH=+29kJ" "mol^(-1),DeltaS=-35KJ^(-1)" "mol^(-1) at what temperature, the reaction will be spontaneous?

TARGET PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS -CRITICAL THINKING
  1. 9.0 g of H2 O is vaporized at 100^@C and 1 atm pressure. If the latent...

    Text Solution

    |

  2. For reaction 2Cl((s)) to Cl(2(s)), the signs of Delta H "and " Delta S...

    Text Solution

    |

  3. The Delta S for the vaporization of 1 mol of water is 88.3 J/mol K. Th...

    Text Solution

    |

  4. For the change H2 O((l)) to H2 O((g)) , P=1 atm, T=373 K, the free ene...

    Text Solution

    |

  5. The INCORRECT statement among the following is .

    Text Solution

    |

  6. Which of the following conditions will apply conversion of ice into wa...

    Text Solution

    |

  7. Calculate the free energy change for the following reaction at 300 K. ...

    Text Solution

    |

  8. For a reaction, DeltaH= 9.08 kJmol^-1 and DeltaS=35.7 J K^-1 mol^-1 at...

    Text Solution

    |

  9. The essential condition for the feasibility of a reaction is that .

    Text Solution

    |

  10. Which of the following is the CORRECT expression for Delta S?

    Text Solution

    |

  11. The value of entropy in the universe is

    Text Solution

    |

  12. If a refrigerator's door is kept open, will the room become cool or ho...

    Text Solution

    |

  13. A reaction that takes place with the absorption of energy is .

    Text Solution

    |

  14. When water is added to quick lime, the reaction is

    Text Solution

    |

  15. Mark the INCORRECT relationship from the following.

    Text Solution

    |

  16. The table given below lists the bond dissociation energy (E("diss")) f...

    Text Solution

    |

  17. A gas present in a cylinder fitted with a frictionless pistion expands...

    Text Solution

    |

  18. At 302 K, one mole of an ideal gas is compressed isothermally and reve...

    Text Solution

    |

  19. An athlete is given glucose of energy equivalent to 880 kJ. He utilise...

    Text Solution

    |

  20. 50 ml of water takes 5 minutes to evaporate from a vessel on a heater ...

    Text Solution

    |