Advertisements
Advertisements
Question
Give the reason for the following
On heating a sublimable solid, the molecules break free & escape from the surface of the solid directly into vapour.
Solution
On heating a sublimable solid the inter-particle attraction is overcome and the molecules break-free and escapes from the surface of the solid directly into the vapour.
APPEARS IN
RELATED QUESTIONS
Tick (√) the correct alternative from the choice given for the following statement.
When you put some ice cubes in a glass, droplets of water are formed on the outer wall of the glass. This explains the phenomenon of
Tick the most appropriate answer.
Chemical changes involve
What should be added to a Celsius scale reading so as to obtain the corresponding Kelvin scale reading ?
Fill in the following blank with suitable words :
Temp on Kelvin scale = Temp on Celsius scale + ........................
Define the term 'latent heat of fusion' of a solid. How much is the latent heat of fusion of ice ?
When heat is constantly supplied by a gas burner with small flame to melt ice, then the temperature of ice during melting :
Define the following terms: Sublimation
Differentiate between: Miscible and immiscible liquids.
Fill in the blanks with the correct words of the statement given below:
During sublimation, a solid on heating turns directly into _________ and on cooling back to __________.
With reference to the liquid state of matter – answer the following
At what point will the particles become free and escape as a gas.
