Alcohols

Question 1

What are the conditions for fermentation?

Answer 1

Enzymes from yeast or zymase
5-42°C (298-315K)
Anaerobic
Neutral pH

Question 2

Why is ethanol production considered carbon neutral?

Answer 2

Photosynthesis uses 6 molecules of CO2, are released when the ethanol is burned

Question 3

How to make aldehyde from alcohol?

Answer 3

React primary alcohol with acidified potassium dichromate
Distil above boiling point of aldehyde but below alcohol
Collect in iced flask

Question 4

How to make carboxylic acid from alcohol?

Answer 4

React primary alcohol with acidified potassium dichromate
Reflux

Question 5

How to make ketone from alcohol?

Answer 5

React secondary alcohol with acidified potassium dichromate
Reflux