Blue Black
October 14th, 2010
What is the reaction of starch indicator with iodine forming a blue-black complex?
Starch indicator reacts with iodine to form a blue-black complex. What is the equation for this reaction?
I2 + I^-1 ———> I3^-1
Start iodide paper has KI involved, as well as iodine. In the presence of starch, it forms the I3 anion, -1 charge, which is dark blue-black.
Since YA does allow a way to show superscripts, see the link.
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