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In case of frogs or tadpoles the growth or metamorphosis is controlled by thyroxine hormone. Presence of iodine is must for th production of thyroxine hormone.

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You placed several crystals of iodine in a iodine chamber and covered it with a watch glass then you placed a white paper behind the chamber what will happen?

When iodine crystals are placed in an iodine chamber and covered with a watch glass, iodine vapor will sublimate and form a visible purple vapor inside the chamber. The white paper placed behind the chamber will allow the purple iodine vapor to be more easily visible against the contrast of the paper.


What would happen if you did an experiment in which the iodine solution was placed in the Baggie and the starch was in the beaker?

The iodine solution in the baggie would diffuse into the beaker containing the starch. The iodine molecules would interact with the starch molecules, resulting in the formation of a dark blue or black color, indicating the presence of a starch-iodine complex.


What does stand l for on the periodic table?

I stands for iodine. It is placed in group-17.


Is the Iodine in period 2 of the periodic table?

No , Iodine is placed in period-5 of the periodic table.


Does iodine float on water?

NO iodine can not dissolve in water but it can dissolve in benzene


What happens when iodine crystals are placed in water?

When iodine crystals are placed in water, they slowly dissolve to form an iodine solution. This solution will have a characteristic brown color, indicating the presence of iodine. Iodine is sparingly soluble in water, so the reaction may take some time to reach equilibrium.


What result is yield when iodine place in potato juice?

When iodine is placed in potato juice it turns dark purple to black. It's the starch in potatoes that reacts with the iodine.


What happens to iodine when its covered container is placed in warm place?

When an iodine-covered container is placed in a warm place, the iodine will likely sublimate rapidly from solid to gas phase due to its low melting point. This may lead to an increase in pressure within the container as more iodine molecules move from the solid to the gas phase.


Why is iodine placed on the periodic table of elements?

The periodic table is an array of various elements. Iodine is an element. Hence it finds it place on the periodic table.


The color seen when iodine is placed on starchy food is?

The color seen when iodine is placed on starchy food is usually blue-black. This color change occurs because iodine reacts with the starch molecules present in the food, forming a complex that appears as a blue-black color.


What happens to tomato when you place iodine on it?

When iodine is placed on a tomato, it reacts with the starch present in the tomato and turns blue-black in color. This indicates the presence of starch in the tomato.


What can happen to animal cells when placed in a hypotonic solution explain?

What can happen to animal cells when placed in a hypotonic solution explain