Home
Class 12
CHEMISTRY
Reaction taking place at anode in dry ce...

Reaction taking place at anode in dry cell is :

A

`Zn^(2+) +2e rarr Zn(s)`

B

`Zn(s) rarrZn^(2+)+2e`

C

`Mn^(2+)+2e rarrMn(s)`

D

`Mn(s)rarrMn^(2+) +2e`

Text Solution

Verified by Experts

The correct Answer is:
B
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

Write the reactions taking place at anode and cathode in case of (a) inert electrodes (b) Ag electrodes.

The reaction taking place at anode when an aqueous solution of CuSO_4 is electrolysed using inert Pt electrode:

Reaction taking place at the cathode during electrolysis can be classified as

Formulate the galvanic cell in which the following reaction takes place. Zn (s) + 2Ag^(+) ( aq) rarr Zn^(2+) (aq) + 2Ag(s) (i) Which one of its electrodes is negatively charged ? (ii) The reaction taking place at each of its electrode. (iii) The carriers of current within this cell.

Write chemical reactions taking place in the extraction of zinc from zinc blende.

"Oxidation takes plaace at the anode during electrolysis." Justify the statement with an example.

During bessemerisation of copper, the reaction taking place in the bessemer convertor is:

The enthalpy change during chemical reaction remains the same whether the reaction takes place in one step or in several steps is known as _____.

MBD PUBLICATION-ELECTROCHEMISTRY-QUESTION BANK
  1. The number of electrons required to deposit 1 g atom of Al(at. Wt.=27)...

    Text Solution

    |

  2. The number of coulombs required for the deposition of107.87 g of silve...

    Text Solution

    |

  3. Reaction taking place at anode in dry cell is :

    Text Solution

    |

  4. Hydrogen cannot reduce :

    Text Solution

    |

  5. Which metal does not give the following reaction : M + water or s...

    Text Solution

    |

  6. Which metal is most readily corroded in moist air:

    Text Solution

    |

  7. Which one will liberate Br2 from KBr.

    Text Solution

    |

  8. Which is not true for a standard hydrogen electrode :

    Text Solution

    |

  9. The value of equilibrium constant fro a feasible cell reaction is :

    Text Solution

    |

  10. A galvanic cell is composed of two hydrogen electodes, one of which is...

    Text Solution

    |

  11. Chlorine cannot displace :

    Text Solution

    |

  12. The one that is a good conductor of electricity in the folowing list o...

    Text Solution

    |

  13. In the electrolysis of CuCI2 solution using Cu electrodes the mass of ...

    Text Solution

    |

  14. Number of Faraday required to liberate 8g of H2 is :

    Text Solution

    |

  15. The weight ratio of Al and Ag deposited using the same quantity of cur...

    Text Solution

    |

  16. 20g of chlorine are evolved in 6 hour from sodium chloride solution by...

    Text Solution

    |

  17. What weight of copper will be depositeted by passing 2 faraday of elec...

    Text Solution

    |

  18. The weight ratio of Mg and AI deposited during the passage of same cur...

    Text Solution

    |

  19. The number of electrons passing per second through a cross-section of ...

    Text Solution

    |

  20. 13.5 g of Al get deposited when electricity is passed through the solu...

    Text Solution

    |