alleryCommercial glucose is obtained by hydrolysing starch at:
A593 K
B393 K
C293 K
D193 K
Answer & Solution
Correct answer: B. 393 K
1. Starch is boiled with dilute sulphuric acid.
2. The reaction is run under a few atmospheres.
3. The temperature used is 393 K.
_Source: syllabus Chemistry Part 2, Unit 10 'Biomolecules'_
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