Home
Class 11
CHEMISTRY
What happens when ferromagnetic substanc...

What happens when ferromagnetic substance is heated to high temperature?

Text Solution

Verified by Experts

On heating to high temperature, ferromagnetic substances changes to paramagnetic. This is due to randomisation of domains (spins ) on heating
Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER: SOLID MATTER

    PRADEEP|Exercise ADDITIONAL QUESTIONS ( SHORT ANSWER )|44 Videos

  • STATES OF MATTER: SOLID MATTER

    PRADEEP|Exercise ADDITIONAL QUESTIONS ( LONG ANSWER )|9 Videos

  • STATES OF MATTER: SOLID MATTER

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS (LONG ANSWER)|4 Videos

  • STATES OF MATTER : GASES AND LIQUIDES

    PRADEEP|Exercise VIII. ASSERTION-REASON TYPE QUESTIONS (TYPE-II)|12 Videos

  • STRUCTURE OF ATOM

    PRADEEP|Exercise Competition Focus (JEE (Main and Advanced)/Medical Entrance (IX. Assertion And Reason Type Questions (Type II))|12 Videos

Similar Questions

Explore conceptually related problems

Ferromagnetic substances have

Ferromagnetic Substances

On heating a ferromagnetic substance above curie temperature

Assertion (A) : Antiferromagnetic substances on heating to high temperature become paramagnetic. Reason (R ) : On heating, the randomization of spins occurs.

Which one is ferromagnetic substance ?

What happens when hydrate copper sulphate is heated ?

PRADEEP-STATES OF MATTER: SOLID MATTER-ADDITIONAL QUESTIONS (VERY SHORT ANSWER )
  1. Name the non-stoichiometric point defect responsible for the colour of...

    Text Solution

    |

  2. Name the type of defect that occurs in the crystals of zinc sulphide.

    Text Solution

    |

  3. Which point defect in crystals does not alter the density of the relev...

    Text Solution

    |

  4. Which point defect in crystals of a solid decreases the density of the...

    Text Solution

    |

  5. Which stoichiometric defect in crystals increses the density a solid?

    Text Solution

    |

  6. intrinsic and extrinsic semiconductor

    Text Solution

    |

  7. What type of semi-conductors is produced when silicon is doped with ar...

    Text Solution

    |

  8. How do paramagnetic substances differ from ferromagnetic ?

    Text Solution

    |

  9. What happens when a ferromagnetic or anti-ferromagnetic or a ferrimagn...

    Text Solution

    |

  10. Ferromagnetic subtances make permanent magnets. Give reason.

    Text Solution

    |

  11. What happens when ferrimagnetic Fe3O4 is heated to 850 K and why ?

    Text Solution

    |

  12. What happens when ferromagnetic substance is heated to high temperatur...

    Text Solution

    |

  13. What type of substances exhibit antiferromagnetism ?

    Text Solution

    |

  14. How is electrical conductivity caused in (a) semiconductors, (b) metal...

    Text Solution

    |

  15. How do the electrical conductivity and resistivity of the following cl...

    Text Solution

    |

  16. How may the conductivity of an intrinsic semiconductor be increased ?

    Text Solution

    |

  17. What is energy gap in band theory ? Compare its size in conductors, se...

    Text Solution

    |

  18. What type of substances would make better permanent magnets, ferromagn...

    Text Solution

    |

  19. What is a semiconductor ? Mention the two main types of semiconductor.

    Text Solution

    |

  20. Define superconductivity of a substance .

    Text Solution

    |