Mark the correct set of ferromagnetic substances,

iron, cobalt and nickel

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iron, copper and lead

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silicon, bismuth and nickel

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aluminium, sodium and copper.

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Solution

The correct option is A iron, cobalt and nickel
Iron, cobalt and nickel are the examples of ferromagnetic material.

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Similar questions

Q. Assertion :Iron, cobalt, nickel and

C r O_{2}

are called ferromagnetic substances. Reason: Ferromagnetic substances are weakly attracted by magnetic field.

Q. Classify the following materials with regard to magnetism:
Manganese, Cobalt, Nickel, Bismuth, Oxygen and Copper

Q. Mark the correct set of ferromagnetic substances.

Q. From the list of the substances given, name the substances which you would use to prepare each of the following salts:
List of substances: copper, lead, sodium, zinc, copper oxide, lead carbonate, sodium carbonate solution, dilute hydrochloric acid, dilute nitric acid and dilute sulphuric acid.
Salts: (a) zinc sulphate (b) copper sulphate (c) sodium sulphate (d) lead sulphate.

If plus sign (+) denotes the positive electrode and minus sign (-) denotes the negative electrode, then which of the following statement is correct for an iron spoon to be copper-plated ?
(a) Iron spoon (+), copper plate (-), Iron sulphate electrolyte
(b) Iron spoon (-), copper plate (+), Iron sulphate electrolyte
(c) Copper plate (-), Iron spoon (+), Copper sulphate electrolyte
(d) Copper plate (+), Iron spoon (-), Copper sulphate electrolyte

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Mark the correct set of ferromagnetic substances,

The correct option is A iron, cobalt and nickelIron, cobalt and nickel are the examples of ferromagnetic material.

The correct option is A iron, cobalt and nickel
Iron, cobalt and nickel are the examples of ferromagnetic material.