‘Iodine is a substance that is easily converted into gas on heating.’

What is this phenomenon called?

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Solution

The process in which solids get converted directly into gas is known as sublimation.

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Similar questions

Q. Tincture of iodine is a mixture of two materials X and Y. The material Y has a property that its solid form can be converted directly into vapours on heating by a process called Z.

(a) What could X be ?
(b) What could Y be ?
(c) Name the process Z.
(d) Which process would you use to recover both the components X and Y from tincture of iodine ?
(e) Which process can be used to recover only components Y from tincture of iodine ?

Q. ‘Iodine can easily be converted into gas on heating.’

The phenomenon responsible for this is:

Tincture of iodine is a mixture of two materials iodine and alcohol. One of the material has a property that its solid form can be converted directly into vapours on heating by a process called X. Identify the material that sublimes and process X?

A solid substance upon heating directly changes into gaseous state. What is this change called ?

Q. 23.What is the process called in which a substance is converted into a new substance?

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‘Iodine is a substance that is easily converted into gas on heating.’ What is this phenomenon called?

The process in which solids get converted directly into gas is known as sublimation.

‘Iodine is a substance that is easily converted into gas on heating.’

What is this phenomenon called?