Chemistry · Uses of Acids
Before galvanization, iron sheets are cleaned or pickled by treating them with a mixture or sequence of which concentrated acids?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Citric acid and Acetic acid
- 2Sulphuric acid and Nitric acid✓
- 3Phosphoric acid and Carbonic acid
- 4Formic acid and Oxalic acid
Correct answer
Sulphuric acid and Nitric acid
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