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Can iodine and sodium chloride be separated by evaporation?
Yes, iodine can be released from the mixture by heating.
What is the purple gas which fills the test tube when heating an iodine?
The purple gas formed when heating solid iodine in a test tube is iodine vapor. Iodine sublimes directly from a solid to a gas when heated, turning into a purple gas that condenses back into solid iodine crystals when cooled.
What prolonged deficiency would affect thyroid?
A deficiency in the element Iodine in the diet.
Is iodine a colorless gas?
No, iodine is a violet coloured solid on heating it sublimed into violet gas.
Why does solid iodine change when its heated?
Solid iodine is transformed by heating in a liquid at 113,7 oC.
Which of the element is sublimes on heating?
One example of an element that sublimes on heating is iodine. When solid iodine is heated, it directly changes into a gas without passing through a liquid phase.
What is the process called where you separate iodine from sodium chloride?
Iodine can be separated by:- extraction with an adequate solvent- heating and evaporation
What chemical compound forms when you heat Iodine?
Heating iodine sublimation occur: this is a direct change from solid to gas.
How do you Separate the mixture of charcoal and crystals of iodine?
By heating it at low temperatures.
What solid sublimes on heating?
Iodine is a solid that sublimes on heating. It changes directly from a solid to a gas without passing through a liquid state.
How can you separate iodine from sodium chloride What is the process called?
Iodine can be separated by:- extraction with an adequate solvent, for ex. hexane- heating and evaporation
What is a solid nonmetal that gives purple vapor on heating?
Iodine is a solid nonmetal that gives off purple vapor when heated.
