Alcohols Flashcards

1
Q

What is the general formula of an alcohol?

A

CnH2n+1OH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the functional group alcohols contain?

A

OH-

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are the first 4 alcohols in the homologous series?

A

Methanol, ethanol, propanol, butanol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What happens when ethanol is heated with acidified potassium dichromate?

A

Ethanoic acid is formed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What happens when alcohols are burnt in enough oxygen?

A

They undergo complete combustion - the products are water and carbon dioxide (the alcohol is oxidised in this reaction).

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Ethanol + oxygen –>

A

carbon dioxide + water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What do microorganisms sometimes use alcohols for?

A

Energy sources

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

How do microorganisms use alcohol as energy?

A

They use oxygen in the air to oxidise alcohols - carboxylic acids are made as a by-product.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What does oxidation of ethanol produce?

A

Ethanoic acid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly