Concentrated sulfuric acid reacts with glucose - VCE - SSCE Chemistry - Question 20 - 2003 - Paper 1
Question 20
Concentrated sulfuric acid reacts with glucose. One of the chemical reactions that can occur may be represented as
C6H12O6(s) + 6 H2SO4(l) → 6 C(s) + 6 H2O(aq) + 6 ... show full transcript
Worked Solution & Example Answer:Concentrated sulfuric acid reacts with glucose - VCE - SSCE Chemistry - Question 20 - 2003 - Paper 1
Step 1
dehydration only.
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Answer
This reaction involves the removal of water (H2O) from glucose, indicating that dehydration is occurring.
Step 2
acid-base and redox only.
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Answer
The reaction also features the transfer of protons from sulfuric acid to glucose, demonstrating acid-base behavior. Additionally, oxidation of glucose occurs as it transforms into carbon.
Step 3
dehydration and acid-base only.
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Answer
While dehydration and acid-base reactions are present, it does not encompass redox characteristics.
Step 4
dehydration, acid-base and redox.
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Answer
This reaction can be best described as dehydration, acid-base, and redox since it involves the removal of water, proton transfer, and the oxidation of glucose to carbon.
