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You think probably to sublimation of iodine.
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∙ 13y ago
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What dark crystals turn into purple vapour when they are heated?
Iodine crystals
These dark crystals turn into a purple vapour when heated?
Iodine
What is a iodine starch test?
It involves spraying the affected areas of the patient's body with a mixture of 500 g of water-soluble starch and 1 g iodine crystals. Areas of the skin producing sweat will turn black
Does iodine turn blue?
Iodine turns blue in the presence of starch
When does iodine turn black when rice is added to iodine or iodine is added to rice?
Because Doritos taste good.
What dark crystals turn into purple vapour when they are heated?
Iodine crystals
These dark crystals turn into a purple vapour when heated?
Iodine
What is iodine starch test?
It involves spraying the affected areas of the patient's body with a mixture of 500 g of water-soluble starch and 1 g iodine crystals. Areas of the skin producing sweat will turn black
What is a iodine starch test?
It involves spraying the affected areas of the patient's body with a mixture of 500 g of water-soluble starch and 1 g iodine crystals. Areas of the skin producing sweat will turn black
Does iodine turn blue?
Iodine turns blue in the presence of starch
Why does powdered sugar turn black in iodine?
it does not turn blue when mixed with iodine. I don't think there is a colour change.
What happens when you burn an iodine crystal?
when iodine crysatals are heated, they turn from a solid into a gas (vapour). They start a black colour and as they gradually turn into a gas, they turn to a purple colour. At the end, there are no crystals left.
When does iodine turn black when rice is added to iodine or iodine is added to rice?
Because Doritos taste good.
Does iodine turn into vapour on heating?
no
Why does a sugar solution turn brown when Iodine is added?
Because Iodine is a brown element.
Why did each of the solutions turn iodine blueblack at the start of the experiments?
Iodine is famous for testing of the presence of starch. I would assume starch is present in the solution, therefore iodine would turn blue. Originally, the colour of iodine solution is brown.
What would you say about a subtance if it did not turn blue-black with iodine?
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.
