Home
Class 11
CHEMISTRY
What are the signs of DeltaH^(@) and Del...

What are the signs of `DeltaH^(@) and DeltaS^(@)` for a reaction that is spontaneous at all temperature?

A

`{:(,DeltaH^(@),DeltaS^(@),,),(,+,+,,):}`

B

`{:(,DeltaH^(@),DeltaS^(@),,),(,+,-,,):}`

C

`{:(,DeltaH^(@),DeltaS^(@),,),(,-,+,,):}`

D

`{:(,DeltaH^(@),DeltaS^(@),,),(,-,-,,):}`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise Subjective Type|69 Videos

Similar Questions

Explore conceptually related problems

The a reaction to be spontaneous at all temperature

What are the sign of DeltaH and DeltaS for a reaction that is spontaneous only at low temperatures?

For a reaction to be spontaneous at all the temperature:

An ionic compound ha a solublity increases as the temperature is raised. What are the signs of DeltaH^(@) and DeltaS^(@) for the dissolving process?

Assertion : If both DeltaH^(@) and DeltaS^(@) are positive then reaction will be spontaneous at high temperature. Reason : All processes with positive entropy chang are spontaneous.

Under what condition of DeltaG, DeltaH or DeltaS , a reaction will be spontaneous at all temperature?

GRB PUBLICATION-THERMODYNAMICS-All Questions
  1. What is DeltaG^(@) for the reaction? (1)/(2)N(2)(g)+(3)/(2)H(2)(g) ...

    Text Solution

    |

  2. The DeltaH^(@) and DeltaS^(@) value for a particular reaction are -60....

    Text Solution

    |

  3. What are the signs of DeltaH^(@) and DeltaS^(@) for a reaction that is...

    Text Solution

    |

  4. For a process that is both endothermic and spontaneous:

    Text Solution

    |

  5. Consider the values of DeltaH("in" kJ mol^(-)) and for DeltaS("in" mol...

    Text Solution

    |

  6. A large positive value of DeltaG^(ɵ) corresponds to which of these?

    Text Solution

    |

  7. Which of the following occurs with an increase in entropy?

    Text Solution

    |

  8. For the reaction PCl(3)(g) +Cl(g) to PCl(5)(g), DeltaH=-86kJ. Unde...

    Text Solution

    |

  9. Which statement is correct?

    Text Solution

    |

  10. For which substance and conditions can DeltaS=0? (P) elements at 0 K...

    Text Solution

    |

  11. Which reaction occurs with a decrease in entropy?

    Text Solution

    |

  12. DeltaG^(@) for a reaction 25^(@)C is 3.5kJ xx mol^(-1). What is the va...

    Text Solution

    |

  13. when the substance below are arranged in order oif increasing entropy ...

    Text Solution

    |

  14. For the reaction: 2NO(2)(g) to N(2)O(4)(g): DeltaH lt0. What predictio...

    Text Solution

    |

  15. Which reaction occurs with a decrease in entropy?

    Text Solution

    |

  16. For a substance with the value of DeltaH(vap) and DeltaS(vap) given be...

    Text Solution

    |

  17. Which of best describtion of the relationship between the absolute ent...

    Text Solution

    |

  18. Which applies to any endothermic reaction?

    Text Solution

    |

  19. Which phase change for water has positive values for both DeltaH^(@) a...

    Text Solution

    |

  20. When solid CuSO(4) dissolves in water to make a 1 M solution, the temp...

    Text Solution

    |