Home
Class 11
CHEMISTRY
A mixture upon along adding conc. H(2)SO...

A mixture upon along adding conc. `H_(2)SO_(4)` gives deep red fumes. It may contain the anions pair `:`

A

`Cr_(2)O_(3),O_(2)`

B

`Br^(-)` and `Cr_(2)O_(7)^(2-)`

C

`NO_(3)^(-)` and `CI^(-)`

D

`CrO_(4)^(2-)` and `NO_(3)^(2-)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise E.Precipitation/Redox Reacttions|48 Videos

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise F.Zero Group Cations|18 Videos

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise C.Class- A Subgroup-I-Acidic Radicals|50 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

Anisole with conc. H_(2)SO_(4) gives.

Acetone on heating with conc. H_(2)SO_(4) gives :

Carbon reacts with conc. H_(2)SO_(4) to gives

NaCl, NaBr, NaI mixture on adding conc. H_(2)SO_(4) gives gases, respectively :

Anisole with conc. HNO_(3) and conc. H_(2)SO_(4) gives

GRB PUBLICATION-SALT ANALYSIS-D.Class-A Subgroup-II Acidic Radicals
  1. The anion which does not produce diatomic gas on treatement with hot a...

    Text Solution

    |

  2. Which of the following reagents turns white precipitate of AgCl yellow...

    Text Solution

    |

  3. When a mixture of solid NaCl and solid K(2)Cr(2)O(7) is heated with co...

    Text Solution

    |

  4. AgCl dissolves in ammonia solution giving

    Text Solution

    |

  5. A mixture upon along adding conc. H(2)SO(4) gives deep red fumes. It m...

    Text Solution

    |

  6. A solution of a salt in concentrated sulphuric acid H(2)SO(4) acid pro...

    Text Solution

    |

  7. A colouless solution of a compound gives a precipitate with AgNO(3) so...

    Text Solution

    |

  8. When chlorine (Cl(2)) water in excess is added to a salt solution cont...

    Text Solution

    |

  9. An aqueous solution of salt containing an acidic radical X^(-) reacts ...

    Text Solution

    |

  10. When chlorine water is added to an aqueous solution of potassium halid...

    Text Solution

    |

  11. Nitrate is confirmed by ring test. The brown colour of the ring is du...

    Text Solution

    |

  12. Nitrates of all the metals except mercury and bismuth are:

    Text Solution

    |

  13. Identify the correct statement:

    Text Solution

    |

  14. Which of the following thermal decomposition yields a basic as well as...

    Text Solution

    |

  15. Choose the correct statement from the following:

    Text Solution

    |

  16. BO(3)^(3-) + underset("conc")(H(2)SO(4))overset(Delta)rarr underset("W...

    Text Solution

    |

  17. CaC(2)O(4)+AcOH overset(Na(2)CO(3))underset("Solution")rarr(X), then X...

    Text Solution

    |

  18. B(OH)(3)+NaOH rarr Na[B(OH)(4)]+H(2)O How can this reaction is made ...

    Text Solution

    |

  19. AgCI is soluble in:

    Text Solution

    |

  20. When I(2) is passed through KCl, KF,KBr :

    Text Solution

    |