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प्रश्न
____________ is the change of solid state directly to vapour state without going through the ____________ state.
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उत्तर
Sublimation is the change of solid state directly to vapour state without going through the liquid state.
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संबंधित प्रश्न
Explain the term vaporization.
A liquid can change into vapour state at a fixed temperature.
By the process of Heating of water, ______ is obtained.
Water into steam on heating is called freezing.
Choose the correct statement of the following
Which condition out of the following will increase the evaporation of water?
Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.
Why does the temperature of a substance remain constant during its melting point or boiling point?
Assertion (A): Burning of a candle is considered a physical as well as chemical change.
Reason (R): Melting of wax is a physical change melted wax turns into vapours and then bums which is a chemical change.
Assertion (A): No-new substance is formed when water is heated to get steam.
Reason (R): Conversion of water into steam is a physical change.
