Home
Class 12
CHEMISTRY
In the dichromate anion (Cr2O7^(2-))...

In the dichromate anion `(Cr_2O_7^(2-))`

A

4 Cr-O bonds are equivalent

B

6 Cr-O bonds are equivalent

C

All Cr-O bonds are equivalent

D

All Cr-O bonds are non-equivalent

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • THE D AND F-BLOCK ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Assingnment(Section -B ( Objective Type Questions)(One option is correct))|12 Videos

  • THE D AND F-BLOCK ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Assingnment(Section -C ( Objective Type Questions)(More tha one option is correct))|11 Videos

  • THE D AND F-BLOCK ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Try Yourself|15 Videos

  • Test-12

    AAKASH INSTITUTE ENGLISH|Exercise Exercise|58 Videos

  • THE P-BLOCK ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment Section-J)|16 Videos

Similar Questions

Explore conceptually related problems

Number of identical Cr-O bonds in dichromate ion Cr_(2)O_(7)^(2-) is :

Number of identical Cr-O bonds in dichromate ion Cr_(2)O_(7)^(2-) is :

Complete the statements given below by filling in the blank with the correct words. The valency of iron in FeO is __________[ 2^(+)//1^(+)] of chlorine [chloride ] in CaCl_(2) is ___________ [1^(-)//2^(-)] and of dichromate in K_(2)Cr_(2)O_(7) is _______ [2^(+)//2^(-)]

In the reaction: Cr_(2)O_(7)^(2-) + 14H^(o+) + 6I^(Ө) rarr2Cr^(3+) + 3H_(2)O + 3I_(2) Which element is reduced?

Consider the reaction : Cr_(2)O_(7)^(2-)+14H^(+)+6e^(-) to 2Cr^(3+)+7H_(2)O What is the quantity of electricity in coulombs needed to reduce 1 mole of Cr_(2)O_(7)^(2-) ions ?

Consider the reaction : Cr_(2)O_(7)^(2-)+14H^(o+)+6e^(-) rarr 2Cr^(+3)+8H_(2)O What is the quantity of electricity in coulombs needed to reduce 1 mol e of Cr_(2)O_(7)^(2-) ?

What is the value of x in the following equation. Cr_2O_7^(2-)+8H^(o+)+xS_2O_3^(2-)to2Cr^(3+)+3SO_4^(2-)+3S+4H_2O

The ion acting as an oxidising agent in the reaction, Cr_(2)O_(7)^(2-)+6Fe^(2+)+14H^(+)to2Cr^(3+)+6Fe^(3+)+7H_(2)O is

Number of electron involved in the reduction of Cr_(2)O_(7)^(2-) ion in acidic solution to Cr^(3+) is:

Number of electron involved in the reduction of Cr_(2)O_(7)^(2-) ion in acidic solution of Cr^(3+) is

AAKASH INSTITUTE ENGLISH-THE D AND F-BLOCK ELEMENTS -Assingnment(Section -A ( Objective Type Questions)(One option is correct))
  1. Brass is an alloy of :

    Text Solution

    |

  2. In acidic medium one mole of MnO(4)^(-) accepts how many moles of elec...

    Text Solution

    |

  3. In the dichromate anion (Cr2O7^(2-))

    Text Solution

    |

  4. Which of the following oxide is acidic in nature ?

    Text Solution

    |

  5. Lanthanoid which is radioactive is

    Text Solution

    |

  6. The lanthanide contraction is responsible for the fact that (a)Zr and...

    Text Solution

    |

  7. Size of lanthanoid decrease becaue of poor screening of

    Text Solution

    |

  8. The strongest base is

    Text Solution

    |

  9. The element that is not present in misch metal is

    Text Solution

    |

  10. Which is the most common oxidation state of lanthanoids?

    Text Solution

    |

  11. When intimate mixture of potassium dichromate and potassium chloride i...

    Text Solution

    |

  12. Which of the following pairs of ions have the same electronic configur...

    Text Solution

    |

  13. Cr(2)O(7)^(2-)+Xoverset(H^(o+))rarrCr^(3+)+H(2)O+ "oxidised product" o...

    Text Solution

    |

  14. The reducing nature of any metal in aqueous solution depends upon a...

    Text Solution

    |

  15. Which of the following oxide is basic ?

    Text Solution

    |

  16. The spin only magnetic moment of transition metal ion found to be 5.92...

    Text Solution

    |

  17. The correct electronic configuration of lanthanum is

    Text Solution

    |

  18. Give the general electronic configuration of actinoids

    Text Solution

    |

  19. Lanthanoid which is radioactive is

    Text Solution

    |

  20. Which is correct

    Text Solution

    |