Unit 2- Ethanol Flashcards
0
Q
What is ethanol used for?
A
Alcoholic drinks
1
Q
How is ethanol made?
A
The fermentation of glucose derived from any fruit or vegetable
2
Q
What is the catalyst for fermentation?
A
Yeast
3
Q
Is there a limit to the ethanol concentration of products?
A
Yes
4
Q
What is distillation?
A
A method of increasing the ethanol concentration that fermentation produces in the manufacturing of ‘spirit drinks’
5
Q
What can the effect of alcoholic drinks be?
A
If taken to excess it can have damaging effects on health and mind
6
Q
How is industrial ethanol made?
A
It is manufactured by the catalytic hydration of ethene
7
Q
How can ethanol be converted into ethene?
A
By dehydration
8
Q
What two ways can we use ethanol?
A
- As a renewable energy source
2. Mix with petrol and can be used for fuel in cars
9
Q
How is ethanol obtained?
A
From sugar cane
