Which of the following elements is present as the impurity to the maximum extent in the pig iron?

Which of the following elements is present as the impurity to the maximum extent in the pig iron?
  1. Carbon
  2. Silicon
  3. Phosphorus
  4. Manganese

Solution

Pig iron contains about $4 \%$ carbon (major impurity) and other impurities (S, P, Si, $\mathrm{Mn}$ ) in trace amounts

Asked in: NEET 2011 (Screening)

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