Why iron has more magnetic and other metals not?

Atoms will filled electron shells are not magnetic because they have a net dipole moment of zero. Iron and other transition metals have partially-filled electrons shells, so some of these elements and their compounds are magnetic.

Why Iron Is Magnetic (Sometimes)

Ferromagnetism is a quantum mechanical property of a material. ... Iron and other transition metals have partially-filled electrons shells, so some of these elements and their compounds are magnetic

ill do it for 100, also this isnt 80 its 40