Iodine turns blue in the presence of starch
Iodine turns blue-black in the presence of starch.
Iodine turns blue-black in the presence of starch.
Iodine turns blue-black in the presence of starch due to the formation of a complex between iodine and starch molecules.
The leaf should turn blue-black when iodine is added, indicating the presence of starch.
En leaves do not turn blue-black with iodine because they do not contain starch, which is what iodine reacts with to produce the characteristic color change. Starch is a carbohydrate produced by plants through photosynthesis, so leaves that do not contain starch will not show the blue-black color reaction with iodine.
Yes, sugar does not turn blue when mixed with iodine. Iodine reacts with starch, turning it into a blue-black color. Sugar does not contain starch, so it will not have a reaction with iodine in this way.
If a substance didn't turn blue or black with iodine, it means that it didn't form any complex with iodine. When iodine forms a complex with the substance, the complex is generally blue in color.
it does not turn blue when mixed with iodine. I don't think there is a colour change.
Iodine turns blue-black in the presence of starch.
Iodine turns blue-black in the presence of starch.
it is a yellowish/orange colour but when iodine is present, than it will turn an dark-blue/black colour
Iodine turns blue-black in the presence of starch due to the formation of a complex between iodine and starch molecules.
The leaf should turn blue-black when iodine is added, indicating the presence of starch.
The chemical is called Iodine solution. If starch is present, the iodine solution will turn from amber to blue black.
En leaves do not turn blue-black with iodine because they do not contain starch, which is what iodine reacts with to produce the characteristic color change. Starch is a carbohydrate produced by plants through photosynthesis, so leaves that do not contain starch will not show the blue-black color reaction with iodine.
dark blue - purple
iodine