Question

Define ferromagnetism? 2-Recall all the important elements in this phenomenon .

Answer 1

Answer:-

Ferromagnetism:-

• Ferromagnetism is the basic mechanism by which certain materials form permanent magnets, or are attracted to magnets.
• Substance which are attracted most easily in magnetic field is called Ferromagnetic substance.
• Examples:- Fe, Co, Ni, CrO2 and Alnico (alloy of Co, Fe and Cu).
• It occurs due to alignment of all magnetic moments (due to unpaired e-) in the same directions.

important element in FERROMAGNETISM:-

1. Iron
2. Nickel
3. Cobalt

These are the most important elements in the phenomenon of ferromagnetism.