- At 100°C, water exists in a gaseous state.
- We know that the boiling point of water is 100°C.
- The water starts to evaporate after attaining this high temperature.
- Example: When you boil water in your home, you observe the vapours coming out of the vessel after some time. These vapours are the gaseous state of water.
Advertisements
Advertisements
प्रश्न
What is the physical state of water at 100°C.
उत्तर
APPEARS IN
संबंधित प्रश्न
A liquid can change into vapour state at a fixed temperature.
A pressure cooker is based on the principle that boiling point of water increases with the ______.
The boiling point of water is defined as ______.
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.
The boiling points of diethyl ether, acetone and n-butyl alcohol are 35°C, 56°C and 118°C respectively. Which one of the following correctly represents their boiling points in kelvin scale?
The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ____________.
Alka was making tea in a kettle. Suddenly she felt intense heat from the puff of steam gushing out of the spout of the kettle. She wondered whether the temperature of the steam was higher than that of the water boiling in the kettle. Comment.
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?
A liquid changes into a gas at a constant temperature known as its ______.