Advertisements
Advertisements
प्रश्न
____________ is the change of solid state directly to vapour state without going through the ____________ state.
Advertisements
उत्तर
Sublimation is the change of solid state directly to vapour state without going through the liquid state.
APPEARS IN
संबंधित प्रश्न
Explain the term vaporization.
A liquid can change into vapour state at a fixed temperature.
How is the boiling point of water affected when some salt is added to it?
It is difficult to cook vegetables on hills and mountains. Explain the reason.
Boiling of egg results in ______ change.
Evaporation of a liquid at room temperature leads to a ____________ effect.
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?
We would have observed that the plate that covers the cooked food items has water droplets inside. Why? Explain.
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.
