Home
Class 12
CHEMISTRY
For a given cell reaction , Cr +3H2O +O...

For a given cell reaction ,
`Cr +3H_2O +OCI^- rarrCr^(3+)+3CI^- 6OH^-`, the species undergoing reduction is :

A

`Cr`

B

`Cr^(6+)`

C

`OCI^-`

D

`CI^-`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUNDS

    MBD PUBLICATION|Exercise QUESTION BANK|914 Videos

  • ENVIRONMENTAL CHEMISTRY

    MBD PUBLICATION|Exercise QUESTION BANK|299 Videos

Similar Questions

Explore conceptually related problems

In the reaction, CI_2 +OH^- rarrCI +CIO_3^- +H_2O :

In the reaction, H_2O_2 +Na_2CO_3 rarrNa_2O_2 +CO_2 +H_2O ,the substance undergoing oxidation is :

Balance the equation : Cr_3O_7^(2-) + H^+ + I^- rarr Cr^3 + I2 +H_2O

Write the cell reactions in H_2-O_2 fuel cell.

In the reaction , 3Br_2 +6CO_3^(2-) +3H_2O rarr5Br^(-)+BrO_3^(-)+6HCO_3^- which statement is correct ?

In the reaction, 4P + 3KOH + 3H_2O rarr3KH_2PO_2+PH_3

Balance the equation : Cr_2O_7^(2-) +H^+ + S^2 rarrCr^3 + S + H_2O

In the reaction, 2KMnO_4 + 16 HCI rarr 2KCI +2MnCI_2 + 8H_2O + 5CI_2 ,the reduction product is :

The reaction (CH_3)_3C-Br overset(H_2O)rarr (CH_3)_3COH is:

MBD PUBLICATION-ELECTROCHEMISTRY-QUESTION BANK
  1. Which reaction does not takes place at cathode ?

    Text Solution

    |

  2. The electroplating with chromium is undertaken because :

    Text Solution

    |

  3. For a given cell reaction , Cr +3H2O +OCI^- rarrCr^(3+)+3CI^- 6OH^-, ...

    Text Solution

    |

  4. Molten NaOH conducts electricity , becauseNaOH is :

    Text Solution

    |

  5. The standard reduction potentials of the metals A,B and C are 0.68, -2...

    Text Solution

    |

  6. If the half cell reaction A +e rarr A^- has a large negative reduction...

    Text Solution

    |

  7. Pure water does not conduct electricity because it is :

    Text Solution

    |

  8. An aqueous solution of an electrolyte:

    Text Solution

    |

  9. Which porcess involves corrosion ?

    Text Solution

    |

  10. The metal that cannot be obtained by electrolysis of the aqueous of it...

    Text Solution

    |

  11. Water is a non-electrolyte but conducts electricity on dissolving a sm...

    Text Solution

    |

  12. Rust is a mixture of :

    Text Solution

    |

  13. In a salt bridge,KCI is used because:

    Text Solution

    |

  14. A solution containing one mole per litre each of Cu(NO3)2, AgNO3, Hg2(...

    Text Solution

    |

  15. In a galvanic cell energy changes occurs as:

    Text Solution

    |

  16. AtpH=2,E("Quinhydrone")^@ =1.30V,E("Quinhydrone") will be:

    Text Solution

    |

  17. The passage of electricity in the Daniell cell when Zn and Cu electrod...

    Text Solution

    |

  18. A correct electrochemical series can be obtained from K,Ca,Na,Al,Mg,Zn...

    Text Solution

    |

  19. Indicator electrode is :

    Text Solution

    |

  20. When Zn piece is kept inCuSO4 solution copper gets prectipitated becau...

    Text Solution

    |