Home
Class 12
CHEMISTRY
Which of the following statements is wro...

Which of the following statements is wrong about galvanic cells?

A

Cathode is the positive electrode.

B

Cathode is the negative electrode.

C

Electrons flow from cathode to anode in the external circuit.

D

Reduction occurs at cathode.

Text Solution

Verified by Experts

The correct Answer is:
B, C
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTY

    GRB PUBLICATION|Exercise Comprehension type|72 Videos

  • ELECTROCHEMISTY

    GRB PUBLICATION|Exercise Match the column type|16 Videos

  • ELECTROCHEMISTY

    GRB PUBLICATION|Exercise Reasoning type|28 Videos

  • D-BLOCK ELEMENTS

    GRB PUBLICATION|Exercise Subjective Type|18 Videos

  • ENVIRONMENTAL CHEMISTRY

    GRB PUBLICATION|Exercise Straight objective type|40 Videos

Similar Questions

Explore conceptually related problems

Which of the following statement is wrong about CO

Which of the following statement is correct about Galvanic cell?

Which of the following statement is wrong about lichen ?

Which of the following statements is wrong about BCl_(3) ?

Which of the following statements is correct for a galvanic cell?

Which of the following statements is wrong about gymnosperms?

Knowledge Check

  • Which of the following statement is wrong about CO

    A
    It acts as lewis base in the formation of metal carbonyls
    B
    It is a neutral oxide
    C
    It acts as acid with NaOH under high pressure, temperature to give sodium formate
    D
    It acts as a p acceptor by accepting electrons from the central metal during complex formation

  • Which of the following statements wrong about aniline

    A
    Positive isocyanide test
    B
    2,4, DNP (Positive -test)
    C
    Reacts with `CH_(3)MgBr` and evole `CH_(4)` gas
    D
    Give diazotization product by `NaNO_(2)+HCI "on" 0^(@)C "to" 5^(@)C`

  • Which of the following statement is correct about Galvanic cell?

    A
    It converts chemical energy into electrical energy
    B
    It converts electrical energy into chemical energy.
    C
    It converts metal from its free state to the combined state.
    D
    It converts electrolyte into individual ions.
    • GRB PUBLICATION-ELECTROCHEMISTY-Multiple objective type
    1. Which of the following statements is wrong about galvanic cells?

      Text Solution

      |

    2. Given E(Ag^(+)//Ag)^(@)=0.80V, E(Mg^(2+)//Mg)^(@)=-2.37V, E(Cu^(2+...

      Text Solution

      |

    3. Any redox reaction would occur spontaneously, if:-

      Text Solution

      |

    4. Fe is reacted with 1.0M HCI.E^(@) for Fe//Fe^(2+) = +0.34 volt. The co...

      Text Solution

      |

    5. Three moles of electrons are passed through three solutions in success...

      Text Solution

      |

    6. On electrolysis in which of the following, O(2) would be liberated at ...

      Text Solution

      |

    7. When a lead storage battery is discharged.

      Text Solution

      |

    8. When a cleaned strip of zinc metal is placed in a solution of CuSO(4),...

      Text Solution

      |

    9. During electrolysis of aqueous CuBr(2) using Pt electrode,

      Text Solution

      |

    10. A current of 2.68 A is passed for 1.0 hour through an aqueous solution...

      Text Solution

      |

    11. Mark out the correct statement(s).

      Text Solution

      |

    12. Mark out the correct statement(s) regarding electrolytic molar conduct...

      Text Solution

      |

    13. If same quantity of electricity is passed through three electrolytic c...

      Text Solution

      |

    14. Which of the following statement(s) is/are correct?

      Text Solution

      |

    15. The reaction (1)/(2)H(2)(g)+AgCl(s)hArrH^(+)(aq)+Cl^(-)(aq)+Ag(s) ...

      Text Solution

      |

    16. Choose the correct satement(s).

      Text Solution

      |

    17. M(s)rarrM^(n+)(aq)+ne^(-) Choose the correct statement(s).

      Text Solution

      |

    18. During the working of a galvanic cell and with the passage of time.

      Text Solution

      |

    19. Given that E(Fe^(2+)//Fe)^(.)=-0.44V,E(Fe^(3+)//Fe^(2+))^(@)=0.77V if...

      Text Solution

      |

    20. In which of the following cell(s): E("cell")=E("cell")^(@)?

      Text Solution

      |