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The incorrect statement is :

Option: 1

Vapour pressure of a liquid always increases by increasing the temperature.


Option: 2

Vapour pressure only depends on temperature and not on the nature of the substance.


Option: 3

Vapour pressure does not depend on the quality of the liquid taken and the surface area of the liquid.


Option: 4

Vapour pressure is not a colligative property and is independent  of the concentration of a liquid.


Answers (1)

best_answer

 

Vapour Pressure -

It is defined as pressure exerted by vapours on liquid surface at equilibrium and condensation.

Factors affecting vapour pressure -

V.P.\: \alpha \: T\! emp

- wherein

It depends only on temperature and nature of liquid.

 

Vapour pressure also depends on the nature of substance.

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Pankaj

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