Carbohydrates (3.1.2) (A)

Question 1

What are monosaccharides?

Answer 1

• The monomers from which larger carbohydrates are made

Question 2

Give examples of monosaccharides

Answer 2

• Glucose
• Galactose
• Fructose

Question 3

What are isomers?

Answer 3

• Molecules that have the same molecular formula but a different structure

Question 4

What are the two isomers of glucose?

Answer 4

• α-glucose
• β-glucose

Question 5

What are disaccharides?

Answer 5

• When two monosaccharides are joined together by a glycosidic bond formed in a condensation reaction

Question 6

What is maltose made up of?

Answer 6

• Two glucose molecules

Question 7

What is sucrose made up of?

Answer 7

• Glucose and fructose

Question 8

What is lactose made up of?

Answer 8

• Glucose and galactose

Question 9

Give the word equation for a condensation reaction

Answer 9

• monosaccharide + monosaccharide → disaccharide + water

Question 10

Give the word equation for a hydrolysis reaction

Answer 10

• disaccharide + water → monosaccharide + monosaccharide