Exercise 3 Flashcards
0
Q
IKI
A
Original color = amber
Positive reaction = black
Tests for starch
1
Q
Benedict’s test
A
Original color blue
Positive reaction = orange
Tests for glucose
Requires heating
2
Q
Sudan IV
A
Positive reaction = orange spot
Tests for lipids
Drop substance on paper. Soak in Sudan
3
Q
Biuret reagent
A
Original color = blue
Positive reaction = violet
Tests for proteins
NaOH must be added for this test
4
Q
Qualitative vs quantitative
A
Quantitative = quantity, gives answers in numbers
5
Q
Starch hydrolysis theory?
A
Complex organic polymers can be broken down into (hydrolyzed) into their simpler monomers by treatment of HCl and heat.
