Home
Class 8
CHEMISTRY
explain why iron sheets are coated with ...

explain why iron sheets are coated with zinc layer?

Promotional Banner

Topper's Solved these Questions

  • MATERIALS: METALS AND NON- METALS

    PSEB|Exercise EXERCISE|18 Videos

Similar Questions

Explore conceptually related problems

Galvanised iron sheets are coated with: C , Cu , Zn , Ni .

Iron pipes are usually coated with zinc to prevent rusting of iron pipes because

Zinc liberate hydrogen gas when reacted with dilute hydrochloric acid, whereas copper does not. Explain why?

Galvanisation of iron sheets is done by

Fill ups Protection of iron by coating with zinc is called……………….. .

Explain why rusting of iron objects is faster in coastal areas than in deserts.

PSEB-SYNTHETIC FIBRES AND PLASTICS-EXERCISE
  1. explain why iron sheets are coated with zinc layer?

    Text Solution

    |

  2. Mark correct for the correct answer. Rayon is different from syntheti...

    Text Solution

    |

  3. Fill in the blanks with appropriate words. Synthetic fibres are also...

    Text Solution

    |

  4. Fill in the blanks with appropriate words. Synthetic fibres are synt...

    Text Solution

    |

  5. Fill in the blanks Like synthetic fibres, plastic is also a………………

    Text Solution

    |

  6. Give examples which indicate that nylon fibres are very strong .

    Text Solution

    |

  7. Explain why plastic containers are favoured for storing food.

    Text Solution

    |

  8. Write down differences between thermosetting polymers and thermoplasti...

    Text Solution

    |

  9. Explain why the following are made of thermosetting plastics. Sauce...

    Text Solution

    |

  10. Explain why the following are made of thermosetting plastics. Elect...

    Text Solution

    |

  11. Categorise the materials of the following products into' can be recycl...

    Text Solution

    |

  12. Rana wants to buy shirts for summer. Should he buy cotton shirts or sh...

    Text Solution

    |

  13. Give examples to show that plastics are non -corrosive in nature.

    Text Solution

    |

  14. Should the handles and bristles of a toothbrush be made of the same ma...

    Text Solution

    |

  15. Avoid plastics as far as possibl',. Comment on this advice.

    Text Solution

    |

  16. Manufacturing synthetic fibres is actually helping the conservation o...

    Text Solution

    |

  17. Describe an activity to show that thermoplastic is a poor conductor of...

    Text Solution

    |