Home
Class 12
CHEMISTRY
In a Lassaigne's test for sulphur in the...

In a Lassaigne's test for sulphur in the organic compound with sodium nitroprusside solution the purple colour formed is due to

A

`Na_(4)[Fe(CN)_(5)NOS`

B

`Na_(3)[Fe(CN)_(5)S]`

C

`Na_(2)[Fe(CN)_(5)NOS]`

D

`Na_(3)[Fe(CN)_(6)]`

Text Solution

Verified by Experts

The correct Answer is:
C
See Comprehensive Review.
Promotional Banner

Topper's Solved these Questions

  • PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND

    DINESH PUBLICATION|Exercise SELECTED STRAIGHT MCQ|15 Videos

  • PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND

    DINESH PUBLICATION|Exercise LINKED COMPREHENSION MCQ.|6 Videos

  • PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND

    DINESH PUBLICATION|Exercise Assorted .Q|21 Videos

  • PRINCIPLES RELATED TO PRACTICAL CHEMISTRY

    DINESH PUBLICATION|Exercise Brain teasers-42|1 Videos

  • REDOX REACTIONS

    DINESH PUBLICATION|Exercise Ultimate Preparation|9 Videos

Similar Questions

Explore conceptually related problems

In Lassaigne's test for N, S and halogens, organic compound is

In Lassaigne's test, the organic compound is fused with sodium metal so as to

In the Lassaigne's , test the sulphur present in the organic compound first changes into :

In Lassaigne’s test, the organic compound is fused with sodium metal so as to

The sulphide ion gives purple colour which sodium nitroprusside. The purple colour is due to the formation of:

In Lassaigne’s test, the organic compound is fused with a piece of sodium metal in order to

Which of the following complex formation indicates the presence of sulphur in the organic compound when sodium nitroprusside is added to sodium extract of the compound ?

DINESH PUBLICATION-PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND -Revision Q.F.Competitive exams
  1. Which process is suitable for the purifucation of aniline ?

    Text Solution

    |

  2. In a Lassaigne's test for sulphur in the organic compound with sodium ...

    Text Solution

    |

  3. Anthracene is purified by

    Text Solution

    |

  4. In Carius tube the compound ClCH(2)-COOH was heated with fuming HNO...

    Text Solution

    |

  5. In Duma's method,the gas which is collected in Nitromer is

    Text Solution

    |

  6. If on adding FeCl(3) solution to acidified Lassaigne solution ,a blood...

    Text Solution

    |

  7. If 0.32 g of an organic compound containing sulphur produces 0.233 g o...

    Text Solution

    |

  8. 0.2 g of an organic compound on comptete combustion produces 0.18 g of...

    Text Solution

    |

  9. The siplest formula of a compound containning 50% of element X (at. Wt...

    Text Solution

    |

  10. Distillation is used to separate liquids which differ in their b.pt by

    Text Solution

    |

  11. Impure glycerine is purified by

    Text Solution

    |

  12. Absolute alcohol is prepared by

    Text Solution

    |

  13. Duma's method involves the determination of content of nitrogen in the...

    Text Solution

    |

  14. A dibasic acid containing C,H and O was found to contain C=26.7% and H...

    Text Solution

    |

  15. Leibing method is used for the estimation of

    Text Solution

    |

  16. In Lassaigne's test for nitrogen,the blue colour is due to the formati...

    Text Solution

    |

  17. Nitrogen in an organic compound can be estimated by

    Text Solution

    |

  18. Distillation is used to separate liquids which differ in their boiling...

    Text Solution

    |

  19. Which of the following organic compounds contains about 52 % carbon ?

    Text Solution

    |

  20. The purity of an organic compound is determined by

    Text Solution

    |