Home
Class 12
CHEMISTRY
H2SO4 cannot be used for obttaining HBr ...

`H_2SO_4` cannot be used for obttaining HBr from KBr because :

A

HBr oxidises `H_2SO_4`

B

HBr reduces `H_2SO_4`

C

HBr undergoes disproportionation.

D

KBr reacts very slowly.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • P BLOCK ELEMENTS

    RESONANCE|Exercise PART -II|24 Videos

  • P BLOCK ELEMENTS

    RESONANCE|Exercise Exercise 3 part-3|28 Videos

  • NUCLEAR CHEMISTRY

    RESONANCE|Exercise STAGE-II|1 Videos

  • P-BLOCK ELEMENT (BORON AND CARBON FAMILY)

    RESONANCE|Exercise PART - III : OLYMPIAD PROBLEMS (PREVIOUS YEARS) STAGE - V (INTERNATIONAL CHEMISTRY OLYMPIAD (IChO)) Problem 3|8 Videos

Similar Questions

Explore conceptually related problems

Concentrated H_(2)SO_(4) cannot be used to prepare HBr from NaBr , because it ,

H_2SO_4 cannot be used to prepare HI from KI as :

Sulphuric acid is considered as the king of chemicals. The prosperity of any country is measured by the amount of sulphuric acid it consumes. Sulphuric acid is, thus, a substance of very great commercial importance as it used practically ine every important industry. This is due to the following properties of sulphuric acid : (a) acidic nature (b) oxidising nature (c) dehydrating nature (d) sulphonation. Concentrated H_2 SO_4 cannot be used to prepare HBr or HI from KBr or KI because it.

Statement-1: Conc. H_(2)SO_(4) cannot be used to prepare pure HBr from NaBr Statement-2: It reacts slowly with NaBr.

Concentrated sulphuric acid connot be used to prepare HBr or HI from KBr and KI because it

Conc. H_(2)SO_(4) cannot be used to prepared HBr form NaBr.

Give reason for the following : (a) Conc. H_2 SO_4 cannot be used for drying H_2 . (b) KMnO_4 should not be dissolved in conc. H_2 SO_4 .

RESONANCE-P BLOCK ELEMENTS-SINGLE CHOICE TYPE
  1. The reaction of KMnO(4) and HCI results in:

    Text Solution

    |

  2. Which one of the following halogen liberates oxygen, when passed throu...

    Text Solution

    |

  3. H2SO4 cannot be used for obttaining HBr from KBr because :

    Text Solution

    |

  4. Which of the following gases can be dried by conc. H2SO4 ?

    Text Solution

    |

  5. ClO(2) reacts with water and alkali to give:

    Text Solution

    |

  6. Which of the following is not the characteristic of interhalogen compo...

    Text Solution

    |

  7. When chlorine is bubbled through aqueous solution of potassium iodide,...

    Text Solution

    |

  8. In the clathrates of xenon with water , the nature of bonding between ...

    Text Solution

    |

  9. Which compound is prepared by the following reaction ? underset(("2:...

    Text Solution

    |

  10. XeF(2) reacts with PF(5) to give :

    Text Solution

    |

  11. Among noble gases (from He to Xe ) only xenon reacts with fluorine to ...

    Text Solution

    |

  12. What are the products formed in the reaction of xenon hexafluoride wit...

    Text Solution

    |

  13. Which of the following pair will give chlorine gas most quickly, upon ...

    Text Solution

    |

  14. Iodine is liberated from sodium iodate by reacting with :

    Text Solution

    |

  15. HI can be prepared by all the following methods except :

    Text Solution

    |

  16. Select correct statement(s)

    Text Solution

    |

  17. What products are expected from the desproprtionation reactin of hypoc...

    Text Solution

    |

  18. Select the correct order(s).

    Text Solution

    |

  19. A solution of KI(3) in water contains :

    Text Solution

    |

  20. Which of the following statement(s) is/are incorrect for noble gases ?

    Text Solution

    |