carbohydrates Flashcards
1
Q
what elements are present in carbohydrates?
A
carbon,hydrogen and oxygen
2
Q
what is glucose?
A
a monosaccharide (one simple sugar)
3
Q
what is starch?
A
a polysaccharide (many simple sugars)
4
Q
what do you use when you test for glucose?
A
benedicts and solution
5
Q
what colour does the soloution turn to when testing for glucose?
A
the solution turns from blue to brick red
6
Q
what do you use when testing for starch?
A
iodine
7
Q
what colour does the solution turn when testing for starch?
A
the solution turns from yellow to blue/black
