What is ferromagnetic substances
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Substances like iron, cobalt, nickel, gadolinium, CrO2 etc, can be permanently magnetised due to presence of unpaired electrons are called ferromagnetic substances.
Ferromagnetism is the basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets. ... Only a fewsubstances are ferromagnetic. The common ones are iron, cobalt, nickel and most of their alloys, and some compounds of rare earth metals.
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Hiieeee...
The ferromagnetic materials are those substances which exhibit strong magnetism in the same direction of the field when a magnetic field is applied to it. This mechanism of the ferromagnetic material is ferromagnetism.
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