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प्रश्न
The temperature at which a liquid gets converted into its vapour state is called its
पर्याय
melting point
boiling point
dewpoint
freezing point.
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उत्तर
boiling point
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संबंधित प्रश्न
Boiling takes place from the
Differentiate between melting point and boiling point, giving atleast one example of each.
Explain the term vaporization.
A liquid can change into vapour state at a fixed temperature.
Assertion: The process of conversion of liquid water to its vapours by heating the liquid is called boiling.
Reason: The process of conversion of water vapours to liquid by cooling the vapours is called condensation.
A sample of water under study was found to boil at 102°C at normal temperature and pressure. Is the water pure? Will this water freeze at 0°C? Comment.
The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ____________.
Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.
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.
