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प्रश्न
What is sublimation?
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उत्तर
The change of a solid substance directly into a gas or vapour without first changing into a liquid is called sublimation.
संबंधित प्रश्न
.............. is a process that involves direct conversion of a solid into its vapour on heating.
Describe the process of sublimation with examples.
Why does the size of naphthalene balls decrease when left open?
Describe an experiment to demonstrate the process of sublimation.
Define sublimation.
‘Osmosis is a special kind of diffusion’. Comment.
Why does only iodine appear as violet vapours on heating?
Which setup is best to separate iodine from sand by sublimation?
Why is sublimation useful for separating iodine and sand?
“On heating, some solid substances change from solid to vapour state without passing through liquid state.” The technique used for the purification of such solid substances based on the above principle is known as:
