The main use of HCl is in the___________________?
Correct answer: A. Drilling of petroleum wells and pickling of steel sheets
- A. Drilling of petroleum wells and pickling of steel sheets
- B. Manufacture of cationic detergent
- C. Treatment of spent fuel of nuclear reactor
- D. None of these
Explanation
Hydrochloric acid is widely used to acidize petroleum wells and to pickle steel, where it removes mineral scale and rust. These are major industrial applications of HCl.
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