Which is the "King of chemicals"?
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Hydrochloric acid
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Sulphuric acid
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Hydrogen sulphide
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Nitric acid
B
Correct answer
Explanation
Sulphuric acid (H2SO4) is called the 'King of chemicals' because of its immense industrial importance and widespread use. It has the highest production volume among all chemicals globally. Hydrochloric acid, hydrogen sulfide, and nitric acid are important chemicals but don't have this title.