Home
Class 12
CHEMISTRY
The cell reaction Zn(s) + Cu^(+2)rarr Zn...

The cell reaction `Zn(s) + Cu^(+2)rarr Zn^(+2) + Cu(s)` is best represented as :

A

B

C

both (1) and (2)

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    VMC MODULES ENGLISH|Exercise ENABLE|50 Videos

  • ELECTROCHEMISTRY

    VMC MODULES ENGLISH|Exercise EFFICIENT|46 Videos

  • ELECTROCHEMISTRY

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|76 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    VMC MODULES ENGLISH|Exercise JEE ADVANCE (ARCHIVE)|30 Videos

  • ENVIRONMENTAL CHEMISTRY

    VMC MODULES ENGLISH|Exercise JEE Main (Archive)|39 Videos

Similar Questions

Explore conceptually related problems

The emf of the cell reaction Zn(s) +Cu^(2+) (aq) rarr Zn^(2+) (aQ) +Cu(s) is 1.1V . Calculate the free enegry change for the reaction. If the enthalpy of the reaction is -216.7 kJ mol^(-1) , calculate the entropy change for the reaction.

For the redox reaction Zn(s) + Cu^(2+) (0.1M) rarr Zn^(2+) (1M) + Cu(s) that takes place in a cell, E^(o)""_(cell) is 1.10 volt. E_(cell) for the cell will be:

E^(@) for the electrochemical cell Zn(s)|Zn^(2+) 1 M (Aq.)||Cu^(2+) 1 M (aq.)|Cu(s) is 1.10 V at 25^(@)C . The equilibrium constant for the cell reaction, Zn(s) +Cu^(2+) (aq.) hArr Zn^(2+) (aq.)+Cu(s) Will be :

The standard emf for the cell cell reaction Zn + Cu^(2+) rarr Zn^(2+) + Cu is 1.10 volt at 25^@ C . The emf for the cell reaction when 0.1 M Cu^(2+) and 0.1 M ZN^(2+) solutions are used at 25^@ =C is .

Consider the following reaction, Zn(s)+Cu^(2+) (0.1 M) rarr Zn^(2+) (1 M)+Cu(s) above reaction, taking place in a cell, E_("cell")^(@) is 1.10 V. E_("cell") for the cell will be (2.303 (RT)/(F)=0.0591)

(a) Calculate Delta G^@ for the reaction Zn (s) + Cu^(2+) (aq) rarr Zn^(2+) + Cu(s) Given: E^@ for (Zn^(2+))//Zn = -0.76 V and E^@ for (Cu^(2+))//Cu = +0.34 V R= 8.314 JK^-1 mol^(-1) F= 96500 Cmol^(-1) (b) give two advantages of fuel cells.

Calculate the standard free energy change for the following reaction Zn(s) + Cu^(2+)(aq) to Zn^(2+) (aq) + Cu(s) Given : Delta_fG^@ [Cu^(2+)(aq)] = 65.0kJ mol^(-1) Delta_f G^@ [ Zn^(2+) (aq)] = -147.2 kJ mol^(-1)

(a) What are fuel cells ? Explain the electrode reactions involved in the working of H_(2)-O_(2) fuel cell. (b) Represent the galvanic cell in which the reaction Zn(s) + Cu^(2)(aq) to Zn^(2+) (aq) + Cu(s) takes place.

STATEMENT-1: In the reaction Zn(s) + Cu^(2+)(aq) to Zn^(2+)(aq) + Cu(s) . Cu^(2+) ions act as oxidising agent and Zn atoms act as a reducing agent. STATEMENT-2: Every redox reaction cannot be splitted into two reactions one being oxidation and the other being reductioin. STATEMENT-3: The oxidation numbers are artifical and are useful as a book keeping device of electrons in reactions.

Zn(s) + Cu^(2+)(aq) rarr Zn^(2+)(aq) + Cu(s) The cell representation for the above redox reaction is

VMC MODULES ENGLISH-ELECTROCHEMISTRY-FUNDAMENTAL
  1. A conducting wire carries a current of 0.965 ampere. Rate of flow of e...

    Text Solution

    |

  2. A quantity of electrical charge that brings about the deposition of 4....

    Text Solution

    |

  3. The cell reaction Zn(s) + Cu^(+2)rarr Zn^(+2) + Cu(s) is best represen...

    Text Solution

    |

  4. Consider the following equations for a cell reaction {:(A+Biff C + D...

    Text Solution

    |

  5. For the half-cell given Pt(H(2), 1 atm ) |H^+ pH = 2, the cell potenti...

    Text Solution

    |

  6. If E^(o)""(Fe^(+2)//Fe) is x(1),E^(o)""(Fe ^(+3)//Fe)is x(2), then E^(...

    Text Solution

    |

  7. Consider the cell reaction Zn+Cu^(2+)(aq)iff Cu + Zn^(2+) (aq). Reacti...

    Text Solution

    |

  8. Cu^(2+) + 2e^(-) rightarrow Cu. For the this, graph betweenE(red) vers...

    Text Solution

    |

  9. For the half cell, +2H^(+)2e^(-).E^(0)= 1.30 V. At pH = 2, elec...

    Text Solution

    |

  10. In acid medium, MnO(4)^(-) is an oxidising agent ? MnO(4)^(-) + 8H^(...

    Text Solution

    |

  11. 1 g equivalent of Na metal is formed from electrolysis of fused NaCl. ...

    Text Solution

    |

  12. What will be the emf for the given cell ? Pt|H(2)(g,P(1))|H^(+)(aq)|...

    Text Solution

    |

  13. In the following electrochemical cell : Zn(s)abs(zn^(+2)) abs(H^(+))...

    Text Solution

    |

  14. If the Pb^(2+) ion concentration is maintained at 1.0 M , what is the ...

    Text Solution

    |

  15. Pt(H(2),"x atm")abs(0.0MH^(+))abs(0.1MH^(+))Pt(H(2),"y atm"). if E^(o...

    Text Solution

    |

  16. During discharging of lead-storage acid battery following reaction tak...

    Text Solution

    |

  17. The cell constant is the product of resistance and

    Text Solution

    |

  18. When an electric current is passed through a cell having an electrolyt...

    Text Solution

    |

  19. Standard reduction potential at 25^(@)C of Li^(+)//Li,Ba^(+)//Ba,Na^(+...

    Text Solution

    |

  20. A conductance cell was filled with a 0.02 M KCl solution which has a s...

    Text Solution

    |