Home
Class 11
CHEMISTRY
The oxidation number of Cr in Cr(2)O(7)^...

The oxidation number of Cr in `Cr_(2)O_(7)^(2-)` is _________ .

A

`+6`

B

`-6`

C

`+7`

D

`-7`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (ADDITIONAL SHORT ANSWERS)|56 Videos

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (ADDITIONAL LONG ANSWERS)|7 Videos

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise EVALUATION (II.WRITE BRIEF ANSWER TO THE FOLLOWING QUESTIONS)|32 Videos

  • ALKALI AND ALKALINE EARTH METALS

    SURA PUBLICATION|Exercise ADDITIONAL LONG ANSWER|22 Videos

  • BASIC CONCEPTS OF ORGANIC REACTIONS

    SURA PUBLICATION|Exercise CREATIVE QUESTIONS [HOTS]|14 Videos

Similar Questions

Explore conceptually related problems

The oxidation number of Cr in K_(2)Cr_(2)O_(7) is………

The oxidation state of Chromium in CrO_(4)^(2-) and in Cr_(2)O_(7)^(2-) are .................... .

SURA PUBLICATION-BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS-ADDITIONAL QUESTIONS ( ADDITIONAL CHOOSE THE CORRECT ANSWERS)
  1. Assertion : The number of oxygen atoms in 16 g of oxygen and 16 g of o...

    Text Solution

    |

  2. Identify disproportionation reaction.

    Text Solution

    |

  3. The oxidation number of Cr in Cr(2)O(7)^(2-) is .

    Text Solution

    |

  4. Assertion : The ash is produced by burning paper in air is lighter tha...

    Text Solution

    |

  5. Assertion : Oxalic acid is a dibasic acid Reason : It contains two b...

    Text Solution

    |

  6. How many moles of magnesium phosphate, Mg(3)(PO4)2 will contain 0.25 m...

    Text Solution

    |

  7. Assertion : Equal volumes of all the gases do not contain equal number...

    Text Solution

    |

  8. Assertion : Fluorine has an oxidation state of -1 in all its compounds...

    Text Solution

    |

  9. The compound in which mass percentage of carbon in 75% and that of hyd...

    Text Solution

    |

  10. Among the three metals, zinc, copper and silver, the electron releasin...

    Text Solution

    |

  11. Consider the following statements (i) Oxidation number of He= zero ...

    Text Solution

    |

  12. What is the ratio of empirical formula mass to molecular formula mass ...

    Text Solution

    |

  13. Rusting of iron is an example of …………….reaction.

    Text Solution

    |

  14. Maximum oxidation state is present in the central metal atom of which ...

    Text Solution

    |

  15. Which of the following statement(s) is/are not true about the followin...

    Text Solution

    |

  16. Identify the correct statement(s) with respect to the following reacti...

    Text Solution

    |

  17. Identify the correct statements with reference to the given reaction ...

    Text Solution

    |

  18. Give an example of molecule in which the ratio of the molecular formul...

    Text Solution

    |

  19. The change in the oxidation number of S in H2S and SO2 in the followin...

    Text Solution

    |

  20. In which of the following reactions, hydrogen peroxide acts as an oxid...

    Text Solution

    |