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Commercially, glucose is made by boiling starch under pressure with which acid?
ADilute H2SO4
BConcentrated H3PO4
CDilute acetic acid
DConcentrated HNO3
Answer & Solution
Correct answer: A. Dilute H2SO4
Starch is hydrolysed to glucose by boiling with dilute sulphuric acid at 393 K and 2 to 3 atm.
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