Question

how do you visualise colorless compounds after separation in TLC and paper chromatography​

Answer 1

Answer:

Explanation:

1) Visualization of colored compounds is simple the spots can be directly observed after development.

2) Because most compounds are colorless however, a visualization method is needed.

3) The silica gel on the TLC plate is impregnated with a fluorescent material that glows under ultraviolet (UV) light.

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