Home
Class 7
CHEMISTRY
The rusting of iron can be prevented by ...

The rusting of iron can be prevented by coating it with a layer of :
A. Zinc
B. Sodium
C. Chromium
D. Carbon

A

A and B

B

B and C

C

A and C

D

B and D

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PHYSICAL AND CHEMICAL CHANGES

    LAKHMIR SINGH & MANJIT KAUR|Exercise EXERCISE|102 Videos

  • FIBRE TO FABRIC

    LAKHMIR SINGH & MANJIT KAUR|Exercise EXERCISE|89 Videos

  • WASTE WATER STORY

    LAKHMIR SINGH & MANJIT KAUR|Exercise EXERCISE|72 Videos

Similar Questions

Explore conceptually related problems

Iron is protected by coating it with a thin layer of:

The process of protecting iron by coating with Zinc.

Iron can be protected by coating with zinc or tin. If coating is broken.

Metals can be prevented from rusting by .

Rusting Of Iron|How We Prevent Rusting|OMR

Covering of iron sheets with a layer of zinc is called

Prevention of corrosion of iron by Zn coating is called

LAKHMIR SINGH & MANJIT KAUR-PHYSICAL AND CHEMICAL CHANGES-EXERCISE
  1. The gas that turns lime water milky is

    Text Solution

    |

  2. The ozone layer in the atmosphere absorbs

    Text Solution

    |

  3. The rusting of iron can be prevented by coating it with a layer of : ...

    Text Solution

    |

  4. Impure copper sulphate powder can be purified by the process of :

    Text Solution

    |

  5. The gas we use in the kitchen is called liquefied petroleum gas (LPG)....

    Text Solution

    |

  6. Anaerobic bacteria digest animal waste and produce biogas (change A). ...

    Text Solution

    |

  7. When magnesium is burned in air, a powdery ash X is formed. X on disso...

    Text Solution

    |

  8. When magnesium is burned in air, a powdery ash X is formed. X on disso...

    Text Solution

    |

  9. When magnesium is burned in air, a powdery ash X is formed. X on disso...

    Text Solution

    |

  10. When magnesium is burned in air, a powdery ash X is formed. X on disso...

    Text Solution

    |

  11. When magnesium is burned in air, a powdery ash X is formed. X on disso...

    Text Solution

    |

  12. When a grey coloured object made of metal A is left exposed to damp ai...

    Text Solution

    |

  13. When a grey coloured object made of metal A is left exposed to damp ai...

    Text Solution

    |

  14. When a grey coloured object made of metal A is left exposed to damp ai...

    Text Solution

    |

  15. When a grey coloured object made of metal A is left exposed to damp ai...

    Text Solution

    |

  16. When a grey coloured object made of metal A is left exposed to damp ai...

    Text Solution

    |

  17. When electricity is passed through water, then a change V occurs which...

    Text Solution

    |

  18. When electricity is passed through water, then a change V occurs which...

    Text Solution

    |

  19. When electricity is passed through water, then a change V occurs which...

    Text Solution

    |

  20. When electricity is passed through water, then a change V occurs which...

    Text Solution

    |