Home
Class 12
CHEMISTRY
In Lassaigne's test ,the sodium extract ...

In Lassaigne's test ,the sodium extract of an organic compound containing both nitrogen and sulpher on treatment with`FeCl_(3)`produces a blood red colouration due to the formation of

A

`Fe(CNS)_(2)`

B

`NaCNS`

C

`NH_(4)CNS`

D

`Fe(SCN)_(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
Ferric thiocyanate or sulphocyanide,`Fe(CNS)_(3)`
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST

    A2Z|Exercise Assertion-Reasoning|5 Videos

  • MOCK TEST

    A2Z|Exercise Mock Test 2|45 Videos

  • MOCK TEST

    A2Z|Exercise Mock Test 2|45 Videos

  • GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF METALS

    A2Z|Exercise Section D - Chapter End Test|30 Videos

  • ORGANIC COMPOUNDS CONTAINING HALOGENS

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

In the Lassaigne’s test, the blood red colouration is due to the formation of

Sodium extract of an organic compound gives blood red colour with FeCl_3 . It contains

In Lassaigne's test when both N and S are present, blood red colour is due to the formation of

In lassaigne's test a blue colour is obtained if the organic compound contains nitrogen. The blue colour is due to

In Lassaigne's test for the detection of nitrogen, the blue colouration is due to the formation of

If an organic compound contains both N and S , the appearance of blood red colour takes place in Lassaignetest due to formation of

A2Z-MOCK TEST-Single correct Answer type question
  1. The bond present in borazole(B(3)N(3)H(6)) are

    Text Solution

    |

  2. SiCL(4)+2MgClrarrX+2MgCl(2) 'X' on hydrolysis followed by polymeriza...

    Text Solution

    |

  3. In Lassaigne's test ,the sodium extract of an organic compound contain...

    Text Solution

    |

  4. R-X+I^(-)rarrR-I+X is an example of ……reaction.

    Text Solution

    |

  5. Which of the following is most acidic?

    Text Solution

    |

  6. B(OH)(3)+NaOHrarrNa[B(OH)(4)]

    Text Solution

    |

  7. HCOOHoverset(Conc.H(2)SO(4))rarrXuarr overset(X,HCl)underset(AlCl(3...

    Text Solution

    |

  8. The edge of unit cell of FC C ionic ceystal is 620 pm. The radius of c...

    Text Solution

    |

  9. Percentage of free spaces in simple cubic structure and hexaonal close...

    Text Solution

    |

  10. The molal elevation constant of water =0.52 K m^(-1). The boiling poin...

    Text Solution

    |

  11. Vapour pressure of ethanol and methanol are 44.5 mmHg and 88.7 mmHg re...

    Text Solution

    |

  12. In a first order reaction initial concentration of a substance becomin...

    Text Solution

    |

  13. overset(Br(2)//hv)rarr"Product"

    Text Solution

    |

  14. The correct order of E(M^(+2)//M)^(@) value with negative sign for the...

    Text Solution

    |

  15. The end product of the following reaction is : overset(H(3)CMgBr)...

    Text Solution

    |

  16. 0.4 gm of an organic compound was treated according to Kjeldahl's meth...

    Text Solution

    |

  17. overset(H^o+//H(2)O)underset(Delta)rarr

    Text Solution

    |

  18. In the given reaction,The main product will be: underset(H(2)O //H...

    Text Solution

    |

  19. CH(3)-underset(underset(CH(3))(|))overset(overset(CH(3))(|))(C)-CH(2)N...

    Text Solution

    |

  20. The end product due to hydrolysis of(A)and subsequent

    Text Solution

    |