Carbohydrates

Question 1

What is the reaction called when two molecules join together?

Answer 1

Condensation Reaction (as you lose water)

Question 2

Name the bond that links to monosaccharides together

Answer 2

Glycosidic

Question 3

Name the difference between Alpha Glucose and Beta glucose

Answer 3

The H and OH flip over

Question 4

Are all monosaccharides reducing sugars?

Answer 4

Yes

Question 5

What is a carbohydrate?

Answer 5

Carbon combined with water

Question 6

What are many sugars joined together called?

Answer 6

A polysaccharide

Question 7

Glucose and glucose form what?

Answer 7

Maltose

Question 8

Glucose and fructose form what?

Answer 8

Sucrose

Question 9

Glucose and galactose form what?

Answer 9

Lactose

Question 10

What does monosaccharies reduce?

Answer 10

Benedict’s reagent

Question 11

How many carbons does glucose have?

Answer 11

6

Question 12

Why do large molecules often contain carbon?

Answer 12

So they are ready to bond with other carbon atoms.

Question 13

What is the name for a molecule that is made up of many similar repeating units?

Answer 13

Polymer

Question 14

Which monomer unit makes Starch

Answer 14

Glucose

Question 15

Why does Benedicts regent turn red when heated with a reducing sugar?

Answer 15

Because the sugar donates electrons to another chemical