A. William Crooks
B. Fredrack Reinitzer
C. J.J Thomson
D. Bravis
Related Mcqs:
- When substance moves from a solid to a liquid state all of the following changes occur except__________________?
A. Molecules become more disordered
B. K.E of the molecules decreases
C. Intermolecular forces become weaker
D. Molecule become further separated - The quantity of heat required to convert one mole of liquid into its vapours at its boiling point is called molar heat of__________________?
A. vaporization
B. evaporation
C. crystallization
D. sublimation - Formation of vapours from the surface of a liquid is called________________?
A. vapourization
B. evaporation
C. condensation
D. cracking - If we provide very high amount of heat to a liquid its boiling point will__________________?
A. increase
B. remains constant
C. decrease
D. there will be no boiling - The conversion of vapours back into their liquid state is called__________________?
A. crystallization
B. evaporization
C. vaporization
D. condensation - Rising of a wetting liquid in a capillary tube is due to__________________?
A. Surface tension
B. Cohesive forces
C. Adhesive forces
D. viscosity - Liquid gets the shape of the container when it is poured into it. Which one of the following reasons justifies it ?
A. Liquid do not have definite shape
B. Liquid do not have definite volume
C. Lieuid is highly compressible
D. Liquid molecules can slide over each other - The amount of heat absorbed when one mole of a liquid is changed into gas at its boiling point is_____________________?
A. Molar heat of sublimation
B. Molar heat of fusion
C. Molar heat of vapourization
D. Latent heat of that liquid - Water has maximum density at __________________?
A. 0°C
B. 2°C
C. 4°C
D. 100°C - Steam causes more sever burn than the boiling water because it possesses _________________?
A. Latent heat of fusion
B. Latent heat of vaporization
C. Latent heat of sublimation
D. All of the above
