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Which of the following is not a ferromagnetic substance

Which of the following is not a ferromagnetic substance

Options

(a) Cobalt
(b) Nickel
(c) Manganese
(d) Iron

Correct Answer:

Manganese

Explanation:

Fe, Co, Ni are ferromagnetic subtances since they show permanent magnetism even in the absence of magnetic field. Mn is paramagnetic as its magnetism is lost in the absence of magnetic field.

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