PDF chapter test TRY NOW

Activity to test the presence of protein:
 
Aim:
 
To test the presence of protein in the given food item.
 
What do you need?
  • Egg white
  • Copper sulphate solution
  • Sodium hydroxide
  • Test tube
  • Bunsen burner
How to do?
  • Take a small amount of the food sample (egg white) and put in the test tube.
  • Add some water to the test tube and shake it.
  • Next, heat the test tube for about one minute.
  • After the test tube has cooled down, and two drops each of Copper sulphate solution and Sodium hydroxide to it.
Important!
This is an activity-based exercise. Write the answer on a sheet and compare it with the solution given below.