Question

Which is ferromagnetic substance

Answer 1

Answer:

Iron, nickel, and cobalt are examples of ferromagnetic materials.

Explanation:

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Answer 2

Ferromagnetism is the basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets. ... Only a few substances are ferromagnetic. The common ones are iron, cobalt, nickel and most of their alloys, and some compounds of rare earth metals.