Home
Class 12
CHEMISTRY
A depolarizer used in dry cell is :...

A depolarizer used in dry cell is :

A

Ammonium chloride

B

Sodium carbonate

C

Manganese dioxide

D

Lead sulphate.

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise Multiple Choice Questions (Level-II)|66 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise Multiple Choice Questions (Level-III) (Questions from AIEEE/JEE Examinations)|10 Videos

  • COORDINATION COMPOUNDS

    MODERN PUBLICATION|Exercise Recent Examination Questions|21 Videos

  • ENVIROMENTAL POLLUTION

    MODERN PUBLICATION|Exercise RECENT EXAMINATION QUESTIOS|2 Videos

Similar Questions

Explore conceptually related problems

Dry ice is

A piece of black electrode used in dry cells on strong heating in air gave a colourless gas which turned lime water milky. What was the material of the electrode?

The material used in solar cells contains

The cathode reaction in the dry cell will be :

In the Leclanche dry cell, anode is :

MODERN PUBLICATION-ELECTROCHEMISTRY-Recent Examination Questions
  1. A depolarizer used in dry cell is :

    Text Solution

    |

  2. In the electrolysis of acidulated water, it is desired to obtain 1.12 ...

    Text Solution

    |

  3. The one which decreases with dilution is

    Text Solution

    |

  4. The standard electrode potentials E^(@) for the half cell reactions ar...

    Text Solution

    |

  5. 9.65C of electric current is passed through fused anhydrous magnesium ...

    Text Solution

    |

  6. The standard emf of galvanic cell involving 3 moles of electrons in it...

    Text Solution

    |

  7. E(1), E(2) and E(3) are the emf values of the three galvanic cells res...

    Text Solution

    |

  8. The approximate time duration in hours to electroplate 30 g of calcium...

    Text Solution

    |

  9. Which one of the following has a potential more than zero ?

    Text Solution

    |

  10. The emf of a galvanic cell constituted with the electrodes Zn^(2+)"|"Z...

    Text Solution

    |

  11. Conductivity of a saturated solution of a sparingly soluble salt AB at...

    Text Solution

    |

  12. For Cr2O7^(2-) + 14 H^(+) + 6e^(-) to 2Cr^(+3) + 7H2O, E^(@) = 1.33 V ...

    Text Solution

    |

  13. In H2-O2 fuel cell the reaction occurring at cathode is

    Text Solution

    |

  14. How many coulombs of electricity are required for the oxidation of one...

    Text Solution

    |

  15. The standard electrode potential for Daniel cell is 1.1 volt. What is ...

    Text Solution

    |

  16. The cathode reaction in the dry cell will be :

    Text Solution

    |

  17. Lambda(m)^(@) for NH(4)Cl, NaOH and NaCl are 130, 248 and 126.5 "ohm"^...

    Text Solution

    |

  18. Strongest reducing agent among the following is : (i) Na^(+)+e^(-) ...

    Text Solution

    |