How to Turn Tomato Juice into a Rainbow (Video) (IMAGE)

American Chemical Society

How to Turn Tomato Juice into a Rainbow (Video)

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How can you turn tomato juice into a rainbow of color? Chem-lapsed is a series of striking, chemistry-themed time-lapses produced by C&EN. In the premiere episode, we demonstrate the tomato juice rainbow reaction. Bromine slowly changes some of the bonds in the molecule lycopene, which is what makes tomato juice red, ultimately creating a fantastic chemical rainbow. Watch the whole thing here: https://www.youtube.com/watch?v=EZorUIR9ApU.

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The American Chemical Society

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