Home
Class 12
CHEMISTRY
Calculate current strength in ampere req...

Calculate current strength in ampere required to deposit `10 g Zn` in `2` hr. `At. Wt.` of `Zn = 65`.

Text Solution

Verified by Experts

`w=("Eit")/(96500)," "(96500xxw)/("Et")`
`[overset(Zn^(2+)+2e toZn)( :. E=(Al.wt)/(2)=(65)/2)]" "i=(96500xx10xx2)/(65xx2xx60xx60)`
=4.12 ampere
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MOTION|Exercise EXERCISE -1|43 Videos

  • ELECTROCHEMISTRY

    MOTION|Exercise EXERCISE -2 (LEVEL-1)|41 Videos

  • D-BLOCK ELEMENTS

    MOTION|Exercise Exercise IV Level-II|9 Videos

  • GASEOUS STATE

    MOTION|Exercise EXERCISE-4( LEVEL-II)|19 Videos

Similar Questions

Explore conceptually related problems

Calculate the strength of the current required to deposit 1.2 g magnesium from molten MgCl_(2) in hour . [1F= 96,500Cmol^(-1), ("atomic mass"): Mg =24.0 u]

What current strength in ampere will be required to liberate 5 g of iodine from potassium iodide solution in 30 minutes ?

The change required to deposite 9 g of Al from Al^(3+) solution is (at. Wt. of Al = 27.0) :

A steady current of 10.0 A is maintained in a copper voltameter . Calculate the time required to deposit 2.5 g of copper . Relative atomic mass of copper = 63.5 g .

the number of electrons required to deposit 1g equivalent aluminium (At. Wt. =27) from a solution of aluminium chloride will be

How long will it take for a current of 3 amperes to decompose 36g of water? (Eq. wt. of hydrogen is 1 and that of oxygen is 8)

A current of 2A passing for 5 hours deposits 22.2 g of tin (at.wt=119), the oxidation state of tin is

MOTION-ELECTROCHEMISTRY-EXERCISE-4,II
  1. Calculate current strength in ampere required to deposit 10 g Zn in 2 ...

    Text Solution

    |

  2. Calculate the equilibrium constant for the reaction, 2Fe^(3+)+3I^(-)hA...

    Text Solution

    |

  3. Find the solubility product of a saturated solution of Ag(2)CrO(4) in ...

    Text Solution

    |

  4. A gas X at 1 atm is bubbled through a solution containing a mixture of...

    Text Solution

    |

  5. For the electrochemical cell, M|M^(+) ||X^(-)|X, E(M^(+)//M)^(@) = 0.4...

    Text Solution

    |

  6. Copper sulphate solution (250 ML) was electrolyzed using a platinum an...

    Text Solution

    |

  7. The following electrochemical cell has been set up. Pt((I))|Fe^(3+),...

    Text Solution

    |

  8. The reaction 3ClO^(-)(aq)rarrClO(3)^(-)(aq)+2Cl^(-)(aq) an example of ...

    Text Solution

    |

  9. The correct order of equivalent conductance at infinite dilution of Li...

    Text Solution

    |

  10. Saturated solution of KNO3 is used to make "salt bridge" because .

    Text Solution

    |

  11. The standard potential of the following cell is 0.23V at 15^(@)C and 0...

    Text Solution

    |

  12. Standard electrode potential data are useful for understanding the sui...

    Text Solution

    |

  13. In the electrolysis cell, flow of electrons is from

    Text Solution

    |

  14. Two students use same stock solution of ZnSO(4) and a solution of CuSO...

    Text Solution

    |

  15. Zn|Zn^(2+)(a=0.1M)||Fe^(2+)(a=0.01M)|Fe. The emf of the above cell ...

    Text Solution

    |

  16. Find the equilibrium constant at 298K for the reaction, Cu^(2+)(aq) ...

    Text Solution

    |

  17. The half cell reaction for rusting of iron are: 2H^(+)+2e^(-)+(1)/(2...

    Text Solution

    |

  18. (a) Calculate /\G"f"^0 of the following reaction Ag^+(aq)+Cl^(-)(aq)...

    Text Solution

    |

  19. Tollen reagent is used for the detection of aldehydes. When a solution...

    Text Solution

    |

  20. Tollen reagent is used for the detection of aldehydes. When a solution...

    Text Solution

    |

  21. Tollen reagent is used for the detection of aldehydes. When a solution...

    Text Solution

    |