Topic 1.2.1 - carbohydrates Flashcards
1
Q
what do organic compounds contain?
A
carbon atoms
2
Q
What atoms are carbohydrates made from?
A
carbon, hydrogen and oxygen
3
Q
What are the 3 main groups of carbohydrates?
A
Monosaccharides
Disaccharides
Polysaccharides
4
Q
3 monosaccharides.
A
glucose
fructose
ribose
5
Q
3 disaccharides
A
sucrose
maltose
lactose
6
Q
3 polysaccharides
A
starch
cellulose
glycogen
7
Q
what are monosaccharides?
A
simple sugars with one oxygen atom and 2 hydrogen atoms for each carbon eg glucose is C6H12O6
8
Q
2 examples of pentose sugars
A
Ribose and deoxyribose
9
Q
Example of a hexose sugar
A
glucose
10
Q
What’s the difference between the structure of beta and alpha glucose?
A
On the right for alpha, the H is above the OH which is the opposite for beta
