CC1 - more specific carbohydrates info - monosaccharides and disaccharides

What is the name of this monosaccharide shown?

glyceraldehyde

What type of monosaccharide is glyceraldehyde?

triose

How would you recognise glyceraldehyde? (2)

3 carbon atoms, no ring structure

What is the name of the monosaccharide shown?

ribose

What type of monosaccharide is ribose?

pentose

How would you recognise ribose? (2)

5 carbon atoms, with 1 more oxygen on carbon 2 than deoxyribose

What is the name of this monosaccharide shown?

deoxyribose

What type of monosaccharide is deoxyribose?

pentose

Who would you recognise deoxyribose? (2)

5 carbon atoms, has 1 less oxygen on carbon 2 than ribose

What is the name of this monosaccharide shown?

alpha glucose

What type of monosaccharide is alpha glucose?

hexose

How would you recognise alpha glucose? (2)

5 carbon atoms with 1 oxygen atom and 1 CH2OH group on carbon 6, OH is below carbon 1

What is the name of this monosaccharide shown?

beta glucose

What type of monosaccharide is beta glucose?

hexose

How would you recognise beta glucose? (2)

5 carbon atoms with 1 oxygen atom and a CH2OH group on carbon 6, OH is found above carbon 1

What is the name of this monosaccharide shown?

fructose

What type of monosaccharide is fructose?

hexose

How would you recognise fructose? (3)

4 carbon atoms and 1 oxygen atoms make up the central ring, 2 CH2OH groups, found on carbon atoms 1 and 6

What is the name of this monosaccharide shown?

galactose

What type of monosaccharide is galactose?

hexose

How would you recognise galactose?

it’s an isomer of glucose, always has OH on carbon 4 above the ring structure

How does galactose differ from glucose? (2)

galactose always has OH above carbon 4, but glucose always has OH below carbon 4