Home
Class 12
CHEMISTRY
The number of electrons delivered at the...

The number of electrons delivered at the cathode during electrolysis by a current of 1 amperes in 60 second is ( charge on electron `=1.60xx10^(-19)`C)

A

`3.74xx10^(20)`

B

`6.0xx10^(23)`

C

`7.48xx10^(21)`

D

`6.0xx10^(20)`

Text Solution

Verified by Experts

The correct Answer is:
A
`Q="ne"=it`
`n=(1xx60)/(1.6xx10^(-19))=3.74xx10^(20)`
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISRY

    RESONANCE ENGLISH|Exercise CBSE Problems|34 Videos

  • ELECTRO CHEMISTRY

    RESONANCE ENGLISH|Exercise PHYSICAL CHEMITRY (ELECTROCHEMISTRY)|53 Videos

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise Part -IV|22 Videos

Similar Questions

Explore conceptually related problems

The number of electrons delivered at the cathode during electrolysis by a current of 1 ampere in 60 seconds is (charger on electron = 1.60 xx 10^(-19)C )

The number of electrons delivered at the cathode during electrolysis by a current of 1 ampere in 60 seconds is (charger on electron = 1.60 xx 10^(-19)C )

The number of electrons delivered at the cathode during electrolysis by a current of 2 ampere in 120 seconds is (charge on electron =1.6xx10^(-19)C) :-

The number of electrons present in -1 C of charge is

A n-type silicon sample of width 4 xx 10^(-3)m , thickness 25 xx 10^(-5)m and length 6 xx 10^(-2)m carries a current of 4.8 mA when the voltage is applied across the length of the sample. If the free electron density is 10^(22)m^(-3) , then find how much time does it take for the electrons to travel the full length of the sample? Given that charge on an electron e=1.6 xx 10^(-19)C

160W-60V lamp is connected at 60 V DC supply. The number of electrons passing through the lamp in 1 min is (The charge of electron, e=1.6xx10^(-19)C )

The number of extra/short electrons in a conductor that has 14.4 xx 10^(-19) coulombs of positive charge is: (Charge on electron = 1.6 xx 10^(-19) coulombs)

Number of electrons lost during electrolysis of 0.14g of N^(-3) is -(N_(0)=1 Avagadro number )

Number of electrons lost during electrolysis of 0.355g of Cl^(-) is (N_(A)= Avogadro's number )

An electron is accelerated under a potential difference of 182 V. the maximum velocity of electron will be (Given, charge of an electron is 1.6xx10^(-19)C ms^(-1) and its mass is 9.1xx10^(-31)kg )

RESONANCE ENGLISH-ELECTROCHEMISRY-Advanced Level Problems
  1. A current is passed through 2 voltmeters connected in series. The firs...

    Text Solution

    |

  2. Which of the following is not true about emf of a cell?

    Text Solution

    |

  3. The number of electrons delivered at the cathode during electrolysis b...

    Text Solution

    |

  4. During the electrolysis of an aqueoius nitric acid solution using pt e...

    Text Solution

    |

  5. How many gm of silver will be displaced from a solution of AgNO(3) by ...

    Text Solution

    |

  6. The number of Faradays required to deposit 1g equivalent of aluminium ...

    Text Solution

    |

  7. How many electrons will flow when a current of 5 amperes is passed thr...

    Text Solution

    |

  8. A current of 9.95 amp following for 10 minutes, deposits 3 gm of a met...

    Text Solution

    |

  9. Which of the following has been universally accepted as a reference el...

    Text Solution

    |

  10. A certain current liberates 0.5g of hydrogen in 2 hours. How many gra...

    Text Solution

    |

  11. The specific conductance of a saturated solution of Ag CI is K omega^(...

    Text Solution

    |

  12. Which of the following statements are correct?

    Text Solution

    |

  13. In the process of electroplating m gram of silver is deposited when 4 ...

    Text Solution

    |

  14. A spoon to be electroplated with gold should be

    Text Solution

    |

  15. Time required to deposit one millimole of aluminium metal by the passa...

    Text Solution

    |

  16. Which of the following statement is true for the electrochemical Danie...

    Text Solution

    |

  17. The chemical reaction, 2AgCl((x))+H(2(g))rarr2HCI((aq))+2Ag((x)) tak...

    Text Solution

    |

  18. For the cell (at 298 K) Ag(s)|AgCl(s)|Cl^(-)(aq)||AgNO3(aq)|Ag(s) ...

    Text Solution

    |

  19. During an electrolysis of conc. H(2)SO(4), peroxydisulphuric acid (H(2...

    Text Solution

    |

  20. The electric charge required for electrode deposition of one gram-equi...

    Text Solution

    |