Which among the following is a ferromagnetic | vedclass

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(D) Ferromagnetic substances are those that are strongly attracted by a magnetic field and show permanent magnetism even when the magnetic field is re

Vedclass · Accepted Answer

$CrO_2$

Vedclass · Answer

(D) Ferromagnetic substances are those that are strongly attracted by a magnetic field and show permanent magnetism even when the magnetic field is removed.Examples include $Fe$,$Co$,$Ni$,$CrO_2$,and $Fe_3O_4$.Analyzing the given options:- $NaCl$ is diamagnetic.- $H_2O$ is diamagnetic.- $O_2$ is paramagnetic.- $CrO_2$ is ferromagnetic.Therefore,the correct option is $D$.

Which among the following is a ferromagnetic substance?

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