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प्रश्न
Why does the size of naphthalene balls decrease when left open?
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उत्तर
When naphthalene balls are left open, due to sublimation they change to vapours and their size decreases.
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संबंधित प्रश्न
.............. is a process that involves direct conversion of a solid into its vapour on heating.
What do you mean by sublimation? Explain with an example.
Describe an experiment to demonstrate the process of sublimation.
What is sublimation?
Define sublimation.
‘Osmosis is a special kind of diffusion’. Comment.
solid substances like ______, ______ that get converted into gas directly upon heating without becoming liquid.
Which statement best describes sublimation?
Which setup is best to separate iodine from sand by sublimation?
“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:
