Chemistry
JAMB 2015
The substance that is used in the steel industry for the removal of carbon. Sulphur and phosphorus impurities from pig iron is
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A.
oxygen
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B.
chlorine
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C.
nitrogen
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D.
hydrogen
Correct Answer: Option A
Explanation
Oxygen is a substance that is used to remove impurities from pig iron. Options B, C, D will be effective in removing impurities positive]
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