Home
Class 12
CHEMISTRY
Cr(2)O(7)^(2-)overset(pH=x)rarrCrO(4)^(2...

`Cr_(2)O_(7)^(2-)overset(pH=x)rarrCrO_(4)^(2-)overset(pH=y)rarrCr_(2)O_(7)^(2-)`
x and y can be :

A

4 and 5

B

4 and 8

C

8 and 4

D

8 and 9

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise ORGANIC CHEMISTRY|483 Videos

  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise ORGANIC CHEMISTRY|483 Videos

  • Chemical Equilibrium

    ALLEN|Exercise All Questions|24 Videos

  • ELECTROCHEMISTRY

    ALLEN|Exercise EXERCISE -05 [B]|38 Videos

Similar Questions

Explore conceptually related problems

Cr_(2)O_(7)^(2-)overset([H^(+)])rarrCrO_(4)^(-2)overset((H^(+))rarrCr_(2)O_(7)^(2-) Values of (H^(+)) would be respectively :-

Cr_(2)O_(7)^(2-)overset(H^(+))rarrCr^(3+) , Eq. wt. of Cr_(2)O_(7)^(2-) is :-

At pH=12,Cr_(2)O_(7)^(2-) changes to:

Cr_(2)O_(7)^(2-)underset(Y)overset(X)hArr2CrO_(4)^(2-), X and Y are respectively.

FeCr_(2)O_(4)( chromite ) is converted to Cr by following steps : Chromite overset(I)rarrNa_(2)CrO_(4)overset(II)rarrCr_(2)O_(3)overset(III)rarr Cr Reagents in I,II, and III step might be :

ALLEN-CHEMISTRY AT A GLANCE-INORGANIC CHEMISTRY
  1. Which statement is correct

    Text Solution

    |

  2. On addition of small amount of KMnO(4) to concentrated H(2)SO(4), a gr...

    Text Solution

    |

  3. Cr(2)O(7)^(2-)overset(pH=x)rarrCrO(4)^(2-)overset(pH=y)rarrCr(2)O(7)^(...

    Text Solution

    |

  4. Which is correct :-

    Text Solution

    |

  5. KMnO(4) is a strong oxidising agent in acidic medium. To provide acidi...

    Text Solution

    |

  6. The product of oxidation of I^(-) with MnO(4)^(-) in alkaline medium i...

    Text Solution

    |

  7. Interstitial compounds are formed when small atoms are trapped inside ...

    Text Solution

    |

  8. In which of the following metallurgy, self reduction is not possible

    Text Solution

    |

  9. Which reaction (s) occurs during calcination (a) CaCO(3)toCaO+CO(2)...

    Text Solution

    |

  10. Which of the following statement is incorrect. On the basis of followi...

    Text Solution

    |

  11. During the extraction of Ag and using a KCN solution and Zn, cyanide i...

    Text Solution

    |

  12. Match the column {:("Column"-I,,,,"Column"-II),((a)"Zone refining",,...

    Text Solution

    |

  13. Match the column - Column-I Column-II {:((a)"Copper pyrites",,,,(P...

    Text Solution

    |

  14. Which of the following is incorrectly matched :-

    Text Solution

    |

  15. Sheelite (CaWO(4)) is an ore of tungsten which contain tungestate ion,...

    Text Solution

    |

  16. Which of the following pair is incorrectly matched

    Text Solution

    |

  17. Which of the following metals cannot be extracted by carbon reduction ...

    Text Solution

    |

  18. (i) underset(("A morphous solid"))(A)underset(air)overset(O(2))(to)Bov...

    Text Solution

    |

  19. Correct match is

    Text Solution

    |

  20. Silver from argentiferous lead is obtained by

    Text Solution

    |