Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Everyday & Industrial ChemistryGases in Everyday Life
Which gas is known to damage iron and steel structures?
- A.Carbon dioxide
- B.Oxygen
- C.Nitrogen
- D.Sulphur dioxideCorrect answer
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Practice these MCQs in the appQuick fact: Sulphur dioxide is the gas known to damage iron and steel structures by accelerating corrosion through acid formation.