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A leaf was taken from a plant boiled with ethanol and tested with iodine solution what is it tested for?
Starch, I think, because iodine solution is the test for starch.
What is the composition of iodine solution?
Otherwise a solvent is stated, a solution of iodine contains only iodine molecules.
What is the difference between strong iodine solution and weak iodine solution?
their color
Is antiseptic iodine a solution or solvent?
The liquid product is a solution. The iodine is one of the solutes within the solution.
What are the advantages and disadvantages of strong iodine solution from tincture of iodine?
Unlike the iodine solution in water, the tincture of iodine keeps the iodine molecules in the solution in a more stable way, hence the latter has a lower probability to sublime and get out of the system.
Why do we rinse the leaf I water?
The leaf was rinsed in water to rehydrate it. Iodine solution is an aqueous solution of iodine/potassium iodine - potassium tri-iodide; water is needed inside the leaf to enable penetration by diffusion.
How do you destarch a leaf?
to destarch a leaf, you have to have two things first. A leaf and a bottle of iodine solution. You need iodine solution to separate the sugar molecules (glucose molecules) to the leaf itself, on the upper epidermis of a leaf, on the cuticle.
What indicator substance is used to test a leaf for starch?
Iodine Solution is used to determine whether starch is present.
What is the answer A leaf was tested for starch the iodine solution stayed orange what does that tell you about the leaf?
the iodine stayed orange because the starch wasn't present
What is the procedure for the preparation of aqueous iodine solution?
side effect of iodine
A leaf was taken from a plant boiled with ethanol and tested with iodine solution what is it tested for?
Starch, I think, because iodine solution is the test for starch.
Which liquid can easily dissolve the green colour from the leaf?
iodine solution
What is the color of the leaf at the end of the experiment that test for starch?
the color of the leaf become brown-black after the iodine solution was added.
Why boil a leaf for a starch test?
It is to kill the cytoplasm, denaturate the enzyme and makes the leaf become more permeable to the iodine solution, therefor, we have to boil a leaf for starch test
Why is the color of leaf became dark blue after using the iodine solution is that means the leaf is healthy and have more starch?
because of the presence of starch
What is the purpose of covering the leaf with iodine?
if you cover a boiled leaf in iodine you can see how much starch is in the leaf
What effect does iodine have when added directly to a leaf in an experiment?
it becomes blue black showing that starch is present.
