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What is the purple gas which fills the test tube when heating an iodine?
Wiki User
∙ 12y ago
It is also iodine, as a gas.
Wiki User
∙ 12y ago
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What do you call the purple gas that fills the test tube when a few crystals of iodine is being heated inside a test tube?
This is also iodine, as a gas.
What is the test for polysaccharide?
Iodine. It will become dark black, or purple.
What is shiny black solid but gives off a purple vapor when heated.?
You think to iodine.
Which indicator would you use to test starches?
weee
What is an element that is a shiny black solid and gives off a purple vapor when heated?
Iodine ------------------------------------------- The element you describe sounds like iodine, a good test to make sure that it is iodine is to see if the substance sublimes. This means a solid sample of iodine will turn straight from a solid into a gas with no liquid stage.
What do you call the purple gas that fills the test tube when a few crystals of iodine is being heated inside a test tube?
This is also iodine, as a gas.
What do you call the purple gas that fills the test tube when a few crystal of iodine is being heated inside a test tube?
This is also iodine, as a gas.
Explain why the iodine test gave such results upon prolonged heating?
explain why the iodine test gave such results upon prolonged heating
What does iodine detect?
The iodine test is used to test for starch. It reacts with starch to produce a purple blackish color.
What is the test for polysaccharide?
Iodine. It will become dark black, or purple.
What is shiny black solid but gives off a purple vapor when heated.?
You think to iodine.
What is the principles of iodine test?
-What is the principle reason for the iodine test?Answer:-This test is used to test for starch prenest in a given solution orIodine test is a test used to determine the presence of starch in a particular substance.A positive result will yield the purple-black color.For example, adding a few drops of iodine solution to potato will seem purple-black color in this solution --->This means that the potato contains starch.by:Abdullah nasser Al-naffar
What stain is used to test for plant starch in cells?
aqueous iodine in the form of potassium iodide turns purple in the presence of starches in water.
How would you test for the presences of starch?
put a few drops of iodine on the subject, if it turns purple theres starch.
What is the purpose for iodine test?
The Iodine test is used to test for the presence of starch.
Which indicator would you use to test starches?
weee
What to do for starch testing?
Use 'I2 + KI ' solution: 0.1% 'Iodine-Iodide' turns purple blue with starch, very sensitive test!
