Which element among the following is ferromag | vedclass

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Question

(A) Substances like iron $(Fe)$,cobalt $(Co)$,nickel $(Ni)$,gadolinium $(Gd)$,and chromium dioxide $(CrO_2)$ are attracted very strongly by an externa

Vedclass · Accepted Answer

$Ni$

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(A) Substances like iron $(Fe)$,cobalt $(Co)$,nickel $(Ni)$,gadolinium $(Gd)$,and chromium dioxide $(CrO_2)$ are attracted very strongly by an external magnetic field. Such substances are called ferromagnetic substances. These materials can be permanently magnetized even after the removal of the external magnetic field. Among the given options,$Ni$ is a ferromagnetic element.

Which element among the following is ferromagnetic?

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