Home
Class 12
CHEMISTRY
Metals can be prevented from rusting by ...

Metals can be prevented from rusting by :

A

Connecting iror to more electropositive metal cathodic protection

B

Connecting iron to more electropositive metal anodic protection

C

Connecting iron to less electropositive metal anodic protection

D

Connecting iron to less electropositive metal cathodic protection

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUNDS

    MBD PUBLICATION|Exercise QUESTION BANK|914 Videos

  • ENVIRONMENTAL CHEMISTRY

    MBD PUBLICATION|Exercise QUESTION BANK|299 Videos

Similar Questions

Explore conceptually related problems

How AIDS can be prevented ?

Which of the following metals can be extracted by smelting?

Why rusting of iron pipe can be prevented by joining it with a piece of magnesium?

How small pox can be prevented?

STDs can be prevented by self-consciousness. Comment.

Choose the correct answer from the choices given under each bit. /Give the answer is one word only. Fertilization of ovum can be prevented by :

MBD PUBLICATION-ELECTROCHEMISTRY-QUESTION BANK
  1. The ratio of weight of hydrogen and magnesium deposited by the same am...

    Text Solution

    |

  2. Chlorine gas is passed into a solution containig KF, KL and KBr and KB...

    Text Solution

    |

  3. Metals can be prevented from rusting by :

    Text Solution

    |

  4. For a given redox change, E(RP2)^@ +E(OP1)^@ is equal to ……… where 1 i...

    Text Solution

    |

  5. In an electrolytic cell the anode and cathode are respectively represe...

    Text Solution

    |

  6. Stronger the oxidising agent , greater is the :

    Text Solution

    |

  7. Which does not oxidised by bromine water:

    Text Solution

    |

  8. The standard H electrode is written as :

    Text Solution

    |

  9. The reduction potentials of four metals P,Q,R and S are -2.90,+.34,+1...

    Text Solution

    |

  10. When lead accumulator is charged it is :

    Text Solution

    |

  11. The reaction, (1//2)Hg(g) + AgCl(s)=H^+(aq)+Cl^-(aq)+Ag(s) occurs in t...

    Text Solution

    |

  12. Number of Faraday needed to deposit 0.1 mole of copper from Cu(II) sul...

    Text Solution

    |

  13. The amount of sodium deposited by 5 ampere current for 10 minute from ...

    Text Solution

    |

  14. On electrolysis , 1 mole of aluminium will be deposited from its molte...

    Text Solution

    |

  15. 10^-2 g atom of Ag can be oxidised to Ag^+ during the electrolsis of A...

    Text Solution

    |

  16. Number of faraday required to reduce a mole of Fe^(3+) to Fe^(2+)are:

    Text Solution

    |

  17. The amount of silver deposited on passing 2 faraday of charge though a...

    Text Solution

    |

  18. How many coulomb of electricity are consumed when 100 mA current is pa...

    Text Solution

    |

  19. The amount of copper deposited by the passage of 96500 coulomb of elec...

    Text Solution

    |

  20. When 1 Faraday of electricity is passed through CuSO4 solution, number...

    Text Solution

    |