Home
Class 12
CHEMISTRY
The maximum oxidation state of chromium ...

The maximum oxidation state of chromium is :

A

`+6`

B

`+4`

C

`+8`

D

`+7`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • POLYMERS

    MBD PUBLICATION|Exercise QUESTION BANK|332 Videos

  • S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]

    MBD PUBLICATION|Exercise QUESTION TYPE|512 Videos

Similar Questions

Explore conceptually related problems

Chromium plating can involve the electrolysis of an electrolyte of an acidified mixuture of chromic acid and chromium sulphate . If during electrolysis the article being plated increases in mass by 2.6 g and 0.6 dm3 of oxygen are evolved at an inert anode, the oxidation state of chromium ions being discharged must be: (assuming Cr=52) and I mole of gas at room temperature and pressure occupies a volume of 24 dm^3)

When SO_2 is passed through acidified solution of potassium dichromate, than chromium sulphate is formed . The change in oxidation number of chromium is :

Pb shows oxidation state of

In sodium hydride, oxidation state of sodium is :

The most stable oxidation state of iron is

MBD PUBLICATION-REDOX REACTIONS-QUESTION BANK
  1. When KMnO4 is reduced with oxalic acid in acid medium, the oxidation n...

    Text Solution

    |

  2. Oxidation number of chromium in K2Cr2O7 is:

    Text Solution

    |

  3. The maximum oxidation state of chromium is :

    Text Solution

    |

  4. Iodine has highest oxidation number in the compound :

    Text Solution

    |

  5. Oxidation number of P in P2O7^(4-) :

    Text Solution

    |

  6. The oxidation state of S in Na2S4O6 is:

    Text Solution

    |

  7. In which of the following oxidation number of chlorine is +5 is :

    Text Solution

    |

  8. Number of electrons involved in the reduction of Cr2O7^(2-) ion in aci...

    Text Solution

    |

  9. A compound of Xe and F is found to have 53.3%Xe in this compound is :

    Text Solution

    |

  10. An element which never has a positive oxidation number in any of its c...

    Text Solution

    |

  11. The oxidation number of phosphorus in Ba(H2PO2)2 is :

    Text Solution

    |

  12. The number of electrons lost or gained during the change, Fe + H2O rar...

    Text Solution

    |

  13. Oxidation number of S in H2SO5 is:

    Text Solution

    |

  14. Ocidation number of Fe in Fe3O4 are :

    Text Solution

    |

  15. Pb shows oxidation state of

    Text Solution

    |

  16. Carbon reacts with oxygen to from two oxides, CO and CO2.This is becau...

    Text Solution

    |

  17. The oxidation number and covalency of sup,phur in the sulphur molecule...

    Text Solution

    |

  18. The most common oxidation state of an element is -2. The number of ele...

    Text Solution

    |

  19. In the reaction: 2Ag+2H2SO4 rarrAg2SO4 +2H2O +SO2,H2SO4 acts :

    Text Solution

    |

  20. In acidic medium, the reaction, MnO4^(1-) rarr Mn^(2+) involves :

    Text Solution

    |