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प्रश्न
Why does the size of naphthalene balls decrease when left open?
थोडक्यात उत्तर
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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.
Describe the process of sublimation with examples.
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.
