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Question

This is the most widely used and also the cheapest metal.


A

Copper

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B

Iron

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C

Calcium

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D

Gold

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Solution

The correct option is B

Iron


Explanation:

(b) Iron

  • Iron is the most widely used and the cheapest metal.
  • The different varieties of iron depend upon the amount of carbon content present in it.
  • Iron is used in construction, farming, household utensils, electricity poles, etc.

Hence, Option (b) is correct as iron is the most widely used and the cheapest metal.


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