Yellow Solution After Reaction
Seconds after adding the reductant, the once yellow solution turns to a murky brown. This color change signifies that there is a reaction occurring between the chemicals.
“The change in color is a very interesting way to observe how the molecule changes via a simple reduction reaction,” Sébastien Lapointe said. “The wide variety of colors that metal complexes can have is one of the reasons I love chemistry so much.”
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