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JEE Main20207 Jan 2020Morning ShiftChemistryGeneral Principles and Processes of Isolation of MetalsActual

The purest form of commercial iron is:

Options

  1. Apig iron
  2. Bwrought iron
  3. Ccast iron
  4. Dscrap iron and pig iron

Correct answer

B. wrought iron

Step-by-step solution

Purest form is wrought iron. Wrought iron is an iron alloy with a very low carbon content (less than 0.08%) in contrast to that of cast iron (2.1% to 4%). It consists of around 99.4% iron by mass. The presence of slag is beneficial for blacksmithing operations, and gives the material its unique fibrous structure.

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