Classification of Alcohols: Aliphatic and Aromatic
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Questions and Answers

What is the infra-red spectroscopy range for alcohols?

3200 cm-1 to 3600 cm-1

What is the main difference between the infra-red spectroscopy of alcohols and carboxylic acids?

Carboxylic acids have an additional C=O absorption.

What is the industrial preparation of alcohols using fermentation?

Glucose is converted to ethanol and carbon dioxide using yeast.

What is the equation for the industrial preparation of alcohols using fermentation?

<p>C6H12O6 ——&gt; 2 C2H5OH + 2 CO2</p> Signup and view all the answers

What is the main advantage of the industrial preparation of alcohols using hydration of ethene?

<p>It produces fast and pure ethanol.</p> Signup and view all the answers

What is the equation for the industrial preparation of alcohols using hydration of ethene?

<p>C2H4 + H 2O ——&gt; C2H5OH</p> Signup and view all the answers

What is the main use of ethanol?

<p>It is used as an alcoholic drink, solvent, and fuel.</p> Signup and view all the answers

What is the warning associated with methanol?

<p>It is highly toxic.</p> Signup and view all the answers

What is the infra-red spectroscopy range for carboxylic acids?

<p>2500 cm-1 to 3500 cm-1</p> Signup and view all the answers

What is the infra-red spectroscopy range for aldehydes and ketones?

<p>1600 cm-1 to 1750 cm-1</p> Signup and view all the answers

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