Home
Class 12
CHEMISTRY
For which among the following reacti...

For which among the following reactions change in entrophy is less than zero ?

A

sublimation of iodine

B

dissociation of hydrogen

C

formation of water

D

thermal decomposition of calcium carbonate

Text Solution

Verified by Experts

The correct Answer is:
b
For a non spontaneous process change in entropy is less than zero here dissociation of hydrogen is a non spontaneous process hence it has entropy process hence it has entropy lesser than zero
Promotional Banner

Topper's Solved these Questions

  • MHTCET 2014

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Chemistry|89 Videos

  • MHTCET 2016

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Chemistry|50 Videos

Similar Questions

Explore conceptually related problems

Which among the following is a chemical change ?

Which among the following is a redox reaction ?

Among the following which reactions are possible

Among the following reactions which is impossible

Which among the following species have bond order zero?

For which of the following reactions DeltaH is less than DeltaE ?

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-MHTCET 2015-Chemistry
  1. If M,W and V represent molar mass of solute then mass of solute and...

    Text Solution

    |

  2. The replacement of diazonium group by fluorine is known as

    Text Solution

    |

  3. For which among the following reactions change in entrophy is less...

    Text Solution

    |

  4. [Cr(NH(3))(6)]Cr(SCN)(6) and [Cr(NH(3))(2)(SCN)(4)][Cr(NH(3))(4)(SCN)(...

    Text Solution

    |

  5. For the reaction O(3(g)) +O((g)) to 2O(2(g)) , if the rate law...

    Text Solution

    |

  6. R-C-N+2H((i) SnCI(2)//"dill".HCI)/((ii)H(3)O^(+))RCHO + NH(4)CI this ...

    Text Solution

    |

  7. Select a ferromagnetic material from the following

    Text Solution

    |

  8. What is the volume of water consumed during acid hydrolysis of 1.3...

    Text Solution

    |

  9. The process in which metal surface is made inactive is called

    Text Solution

    |

  10. Which among the following group 15 element forms most stable pentaval...

    Text Solution

    |

  11. Which among the following functional groups has been given the hig...

    Text Solution

    |

  12. Give R= 8.314 JK^(-1) mol^(-1) the work done during combustion of 0.0...

    Text Solution

    |

  13. Potassium dichromate is a good oxidising agent in acidic medium the...

    Text Solution

    |

  14. Diethyl amine when treated with nitros acid yields

    Text Solution

    |

  15. What is the most abundant element on earth ?

    Text Solution

    |

  16. The overall reaction taking place at anode during eelctrolysis of fu...

    Text Solution

    |

  17. The only radioactive element among the lanthanoids is

    Text Solution

    |

  18. Identify a metallloid from the following list of elements

    Text Solution

    |

  19. What is the chemical composition of Nicol prism ?

    Text Solution

    |

  20. Identify the heteropolymer from the list given below :

    Text Solution

    |