Making ethanol by fermentation
2 marks · NormalState the balanced chemical equation for the fermentation of glucose to produce ethanol.
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\ce{C6H12O6 -> 2C2H5OH + 2CO2}
Also accept: C6H12O6 → 2C2H5OH + 2CO2; \ce{C6H12O6 -> 2C2H5OH + 2CO2}
Common mistakes: Incorrect balancing; Wrong formula
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Marking points
B1 · 1 mark · Correct reactant and at least one correct product (ethanol or carbon dioxide).
B2 · 1 mark · Correct balanced equation.
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