Home
Class 12
CHEMISTRY
Which one of the following statements is...

Which one of the following statements is correct when `SO_(2)` is passed through acidified `K_(2)Cr_(2)O_(7)` solution?

A

Green `Cr_(2)(SO_(4))` is formed.

B

The solution turns blue.

C

The solution is decolourised

D

`SO_(2)` is reduced.

Text Solution

Verified by Experts

`K_(2)Cr_(2)O_(7) + H_(2)SO_(4) + 3SO_(2) rarr K_(2)SO_(4) + underset("(Green)")(Cr_(2)(SO_(4))_(3))+ H_(2)O`
Promotional Banner

Topper's Solved these Questions

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise COMPREHENSION 1|6 Videos

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise COMPREHENSION 2|6 Videos

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise VALUE BASED QUESTIONS|2 Videos

  • CORDINATION COMPOUNDS

    PRADEEP|Exercise Important Questions|28 Videos

  • ELECTROCHEMISTRY

    PRADEEP|Exercise IMPORTANT QUESTIONS FOR BOARD EXAMINATION|25 Videos

Similar Questions

Explore conceptually related problems

Which one of the following statement is correct when SO_(2) is passed through acidified K_(2)Cr_(2)O_(7) solution?

When SO_(4) is passed through acidified K_(2)Cr_(2)O_(7) solution

When SO_2 is passed through acidified K_2Cr_2O_7 solution

Which of the following statement is correct, about ''on passing H_(2)S gas through acidified K_(2)Cr_(2)O_(7) solution''?

When H_(2)S is passed through acidified K_(2)Cr_(2)O_(7) solution, the solution turns :

PRADEEP-D- AND F-BLOCK ELEMENTS-COMPETITIONS FOCUS
  1. When hydrogen peroxide is added to acidified potassium dichromate, a b...

    Text Solution

    |

  2. When sulphur dioxide is passed in an acidified K(2)Cr(2)O(7) solution,...

    Text Solution

    |

  3. Which one of the following statements is correct when SO(2) is passed ...

    Text Solution

    |

  4. A mixture of salts (Na(2)SO(3)+K(2)Cr(2)O(7)) in a test tube is treate...

    Text Solution

    |

  5. How many moles of iodine are liberated when 1 mole potassium dichromat...

    Text Solution

    |

  6. Which of the following will not give positive chromyl chloride test ?

    Text Solution

    |

  7. In which of the following ions, the colour is not due to d-d transitio...

    Text Solution

    |

  8. The bonds present in the structure of dichromate ion are

    Text Solution

    |

  9. Which of the following does not give oxygen on heating ?

    Text Solution

    |

  10. Identify the product and the colour when MnO(2) is fused with solid KO...

    Text Solution

    |

  11. KMnO(4) can be prepared from K(2)MnO(4) as per the reaction 3MnO(4)^...

    Text Solution

    |

  12. When a mananous salt is fused with a mixture of KNO(3) and and solid N...

    Text Solution

    |

  13. In acidic medium MnO(4)^(2-)

    Text Solution

    |

  14. The coloured spot ofKMnO(4) on any article can be bleached by

    Text Solution

    |

  15. MnO(4)^(-) reacts with Br^(-) in alkaline pH to give

    Text Solution

    |

  16. Amount of oxalic acid present in a solution can be determined by its t...

    Text Solution

    |

  17. An explosion takes place when conc. H(2)SO(4) is added to KMnO(4) due ...

    Text Solution

    |

  18. KMnO(4)gets reduced to

    Text Solution

    |

  19. The colour of KMnO(4) is due to

    Text Solution

    |

  20. In acidic medium, H(2)O(2) changes Cr(2)O(7)^(2-) to CrO(5) which has ...

    Text Solution

    |