Home
Class 12
CHEMISTRY
In acidic medium, H(2)O(2) changes Cr(2)...

In acidic medium, `H_(2)O_(2)` changes `Cr_(2)O_(7)^(-2)` to `CrO_(5)` which has two `(-O-O)` bonds. Oxidation state of `Cr` in `CrO_(5)` is

A

`+5`

B

`+3`

C

`+6`

D

`-10`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • D AND F-BLOCK ELEMENT

    TARGET PUBLICATION|Exercise EVALUATION TEST|15 Videos

  • D AND F-BLOCK ELEMENT

    TARGET PUBLICATION|Exercise CRITICAL THINKING|48 Videos

  • COORDINATION COMPOUNDS

    TARGET PUBLICATION|Exercise EVALUATION TEST|19 Videos

  • ELECTROCHEMISTRY

    TARGET PUBLICATION|Exercise EVALUATION TEST|19 Videos

Similar Questions

Explore conceptually related problems

In acidec medium, H_(2)O_(2) changes Cr_(2)O_(7)^(2-) to CrO_(5) which has two (-O-O-) bonds. Oxidation state of Cr in CrO_(5) is

The oxidation state of Cr in CrO_(5) is:

The oxidation state of Cr in CrO_(5) is

TARGET PUBLICATION-D AND F-BLOCK ELEMENT -COMPETITIVE THINKING
  1. Four successive members of the first row transition elements are liste...

    Text Solution

    |

  2. The most common oxidation states of 3d series elements

    Text Solution

    |

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

    Text Solution

    |

  4. Identify the oxidation states of titinium (Z=22) and copper (Z=29) in ...

    Text Solution

    |

  5. The aqueous solution containing which one of the following ions will b...

    Text Solution

    |

  6. The colour of light absorbed by an aqueous solution of CuSO(4) is

    Text Solution

    |

  7. Identify the metal that froms colourless compounds.

    Text Solution

    |

  8. Select the coloured compound amongst the following (atomic no Ti=22,Cr...

    Text Solution

    |

  9. Which metal is used as a part of catalyst in Fischer-Tropschin method?

    Text Solution

    |

  10. Which of the following ion is diamagnetic?

    Text Solution

    |

  11. Magnetic moments 2.84 B.M is given by : (At. nos. ni = 28, Ti = 22, ...

    Text Solution

    |

  12. Which of the following ion has the maximum theoretical magnetic moment...

    Text Solution

    |

  13. Which of the following statements about the interstitial compounds is ...

    Text Solution

    |

  14. The ore chromite is.

    Text Solution

    |

  15. How is sodium chromate converted into sodium dichromate in the manufac...

    Text Solution

    |

  16. Potassium dichromate is a good oxidising agent in acidic medium the...

    Text Solution

    |

  17. Which one of the following statement is correct when SO(2) is passed ...

    Text Solution

    |

  18. The reaction of K2 Cr2 O7 with NaCl and conc. H2 SO4 gives.

    Text Solution

    |

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

    Text Solution

    |

  20. Upon heating poatssium permanganate, which of the following compou...

    Text Solution

    |