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NEET Chemistry The Solid State / ठोस प्रावस्था Question Bank Self Evaluation Test - The Solid State

  • question_answer
    Which one of the following statements is correct?

    A) \[NaCl\] is a paramagnetic salt

    B) \[CuS{{O}_{4}}\] is a diamagnetic salt

    C) \[MnO\] is an example of ferromagnetic substance

    D) Ferrimagnetic substance like \[ZnF{{e}_{2}}{{O}_{4}}\] becomes paramagnetic on heating

    Correct Answer: D

    Solution :

    [d] Ferrimagnetic substance become paramagnetic on heating. This is due to randomisation of spins on heating.


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