Home
Class 11
CHEMISTRY
Choose the reaction in which red colour ...

Choose the reaction in which red colour precipitate/solution is not obtained:

A

`FeCl_(3)` (Neutral sol) `+ CH_(3)COO^(-)rarr`

B

`2Cu(NO_(3))_(2)+K_(4)[Fe(CN)_(6)]rarr`

C

`Hg(NO_(3))_(2)+KI(aq.sol.)rarr`

D

`AgNO_(3) sol.+K_(2)CrO_(4)rarr`

Text Solution

Verified by Experts

The correct Answer is:
B
(b) `Cu_(2)[Fe(CN)_(6)]` (Chocolate brown ppt.)
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise J: IVth Group Cations|24 Videos

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise K: Vth and Vth Group Cations|10 Videos

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise H: IInd Group Cations|49 Videos

  • S BLOCK ELEMENTS

    GRB PUBLICATION|Exercise SUBJECTIVE TYPE|9 Videos

  • THERMODYNAMICS

    GRB PUBLICATION|Exercise All Questions|704 Videos

Similar Questions

Explore conceptually related problems

A red colouration or precipitate is not obtained when:

A blue colouration (in solution or precipitate) is not obtained when:

Which of the following cation does not give red colour precipitate/solution with dimethylglyoxime (DMG) in alkaline solution?

Which of the following cation does not give red colour precipitate/solution with dimethylglyoxime (DMG) in alkaline solution?

When diemethyl glyoxime is added to the aqueous solution of nickel (II) chloride in presence of dilute ammonia solution, a bright red coloured precipitate is obtained . (a) Draw the structure of bright red substance . (b) Write the oxidation state of nickel in the substance and hybridisation. (c ) State whether the substance is paramagnetic or diamagnetic.

Basic radical which gives Nessler's reagent test in which brown precipitate or brown colouration obtained

In which of the following reactions, white precipitate is obtained as one of the reaction products?

A balck coloured compound (A) on reaction with dilute H_(2)SO_(4) gives a gas (B) which on passing in a solution of an acid (C ) gives a white turbidity (D). Gas (B ) when passed in an acidified solution of a compound (E ) gives a precipitate (F) soluble in dil HNO_(4) . After boiling this solution when an excess of NH_(4)OH is added, a blue coloured compound (G) is formed. To this solution on addition of acetic acid and aqueous K_(4)[Fe(CN)_(6)] a chocolate precipitate (H) is obtained. On addition of an aqueous solution of BaCl_(2) to an aqueous solution of (E) , a white precipitate insolution in HNO_(3) is obtained. Identify (A) to (H).

GRB PUBLICATION-SALT ANALYSIS-I. IIIrd Group Cations
  1. FeCI(3)+K(3)[Fe(CN)(6)] +H(2)O(2) overset(OH^(-))rarr Precipitate. The...

    Text Solution

    |

  2. CrCl(3) underset(NH(4)OH)overset(NH(4)Cl)to (A) underset(H(2)O)overset...

    Text Solution

    |

  3. Give the correct order of initials T or F for following statements. Us...

    Text Solution

    |

  4. Fe^(2+) and Fe^(3+) can be distinguished by

    Text Solution

    |

  5. An aqueous solution of a salt X turns blood red on treatment with SCN^...

    Text Solution

    |

  6. Ferric ion forms a prussian blue coloured ppt. due to

    Text Solution

    |

  7. Which of these ions is expected to be coloured in aqueous solution? ...

    Text Solution

    |

  8. Which 2.00M solution can be used to separate AI^(3+) from Fe^(3+) in a...

    Text Solution

    |

  9. Choose the reaction in which red colour precipitate/solution is not ob...

    Text Solution

    |

  10. A red colouration or precipitate is not obtained when:

    Text Solution

    |

  11. Which of the following precipitate(s) does /do not dissolve in excess ...

    Text Solution

    |

  12. When NH(4)Cl is added to a solution of NH(4)OH :

    Text Solution

    |

  13. The solution of sodium metal aluminate on diluting with water and then...

    Text Solution

    |

  14. An original solution of an inorganic salt in dilute HCl gives a brown ...

    Text Solution

    |

  15. Intense blue precipitate of Fe(4)[Fe(CN)(6)](3) and potassium hydroxid...

    Text Solution

    |

  16. Turnbull's blue is a .............

    Text Solution

    |

  17. Fe(OH)(3) and Cr(OH)(3) precipitates can be completely separated by :

    Text Solution

    |

  18. Ferric alum gives deep red colour with NH(4)SCN due to the formation o...

    Text Solution

    |

  19. NH(4)SCN can be used to test one or more out of Fe^(3+) , Co^(2+) , Cu...

    Text Solution

    |

  20. K(4)[Fe(CN)(6)] can be used to detect one or more out of Fe^(2+),Fe^(3...

    Text Solution

    |