Chromatography - Color Clues

This Chromatography - Color Clues activity & project also includes:

Here's an activity that will change how one sees color. Pupils try out an experiment on chromatography where they place a drop of food coloring on a coffee filter, add several drops of water, and watch the colors spread and separate. They then repeat the process using salt water.

1 Collection 3 Views 1 Download NGSS: Adaptable
Instructional Ideas
  • Have learners try out different inks
Classroom Considerations
  • Activity requires coffee filters, green food coloring, cups, cotton swabs, salt, and water
  • Prior knowledge of chromatography is not necessary
Pros
  • Directions are easy to follow
  • Includes a printable handout
Cons
  • None