Page 437 - Chemistry eBook

In one method of making bread, starch is broken down into glucose. Zymase, an e present in yeast, acts as a catalyst for the reaction in which the glucose reacts to pr ethanol and carbon dioxide. The carbon dioxide gas causes the bread dough to ris balanced equation below represents the catalyzed reaction.
Sample zymase
Regents Questions
CH O(aq)⎯⎯⎯⎯→2CHCHOH(aq)􏰀2CO(g)
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2
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83 Identify the type of organic reaction represented by this equation. [1]
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84 Identify the functional group in an ethanol molecule. [1]
85 State how the catalyst, zymase, increases the rate of this reaction. [1]
Jan 2013 #84
Answer
Answer: Alcohol
Explanation: Alcohols end with ‘ol’. Ethanol ends with ‘ol’.
zyme oduce . The
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UNIT 11: ORGANIC CHEMISTRY © 436