Home
Class 9
CHEMISTRY
How many atoms of calcium will be de...

How many atoms of calcium will be deposited from a solution of `CaCl_(2)` by a current of 25 mA flowing for 60 s ?

Text Solution

Verified by Experts

`(6.02xx10^(23)xx1.5)/(2xx96500)` = No . of atom
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    CENGAGE CHEMISTRY|Exercise MANDATORY EXERCISE (Set - IV)|9 Videos
  • ELECTROCHEMISTRY

    CENGAGE CHEMISTRY|Exercise MULTIPLE CHOICE QUESTIONS WITH ONE OR MORE THAN ONE CORRECT ANSWER |20 Videos
  • ELECTROCHEMISTRY

    CENGAGE CHEMISTRY|Exercise MANDATORY EXERCISE (Set - II)|20 Videos
  • CHEMICAL REACTIONS

    CENGAGE CHEMISTRY|Exercise OLYMPIAD AND NTSE LEVEL EXCERCISES|10 Videos
  • EQUIVALENT MASS

    CENGAGE CHEMISTRY|Exercise OLYMPIAD AND NTSE LEVEL EXERCISES|10 Videos

Similar Questions

Explore conceptually related problems

How many atoms of calcium will be deposited from a solution of CaCl_(2) by a current of 5mA flowig for 60s?

The number of atoms of Ca that will be deposited from a solution of CaCl_(2) by a current of 25mA for 60s will be

How many moles of copper will be deposited from a solution of CuSO_(4) by passing 24125 C of electricity ?

The mass of copper deposited from a solution of copper sulphate by a uniform current of 0.25 ampere flowing for one hour is 0.295 g. Find the equivalent mass of copper. (1 faraday = 96500 coulomb)

Beryllium occurs naturally in the form of beryl. The metal is produced from its ore by electrolysis after the ore has been converted to the oxide and then to the chloride.How many grams of Be(s) is deposited form a BeCl_2 solution by a current of 5.0 A that flows for 1.0 h? (Atomic weight:Be=9)

How many grams of cobalt metal will be deposited when a solution of cobat (II) chloride is electrolyzed with a current of 10 amperes for 109 minutes? (1 Faraday = 96,500C, Atomic mass of Co= 59u)

How many atoms ar in one unit cell of calcium ?

CENGAGE CHEMISTRY-ELECTROCHEMISTRY -MANDATORY EXERCISE (Set - III)
  1. Write anode and cathode reactions for a galvanic cell that untilises ...

    Text Solution

    |

  2. Write the anode and cathode half -reactions and sketch the experim...

    Text Solution

    |

  3. Among the given statements , select the correct statements (s) regar...

    Text Solution

    |

  4. How many coulombs of electricity are required for the reduction of 1...

    Text Solution

    |

  5. In the electrolysis of acidulated water , it is desired to obtained ...

    Text Solution

    |

  6. Which of the following reaction occurs at the cathode ?

    Text Solution

    |

  7. What will be the proportion of moles of metal (cu : Ni : Ag ) at cath...

    Text Solution

    |

  8. How many coulombs are required to deposit 50 g of aluminium when t...

    Text Solution

    |

  9. Pure water does not conduct electricity because it is

    Text Solution

    |

  10. The charge required to liberate one gram equivalent of an element i...

    Text Solution

    |

  11. When 3 . 86 A current is passed through an electrolyte for 50 min , 2....

    Text Solution

    |

  12. How many atoms of calcium will be deposited from a solution of Ca...

    Text Solution

    |

  13. Electrolysis of molten NACl produces at cathode

    Text Solution

    |

  14. If the E((cl))^(@) in negative then which of following is correct

    Text Solution

    |

  15. Cu^(2+)(aq)+e to Cu^(+)(aq),E^(@)=+0.15v Cu^(+)(aq)+e to Cu (s) , E...

    Text Solution

    |

  16. Standard electrode potential of three metals x , y and z are - 1. 2 ...

    Text Solution

    |

  17. If (Sn^(+4)//Sn^(+2))=+0.15v and E(Cr^(3+)//Cr)^(@)=-0.75v . Then E("...

    Text Solution

    |

  18. The standard EMF of a galvanic cell involving 2 moles of electrons in...

    Text Solution

    |