Question

Which of the following statement $(s)$ is/are correct?
I. Diffusion in solids is very slow.
II. Solids have high density.
III. Vapour pressure of solids is generally higher than that of liquids at definite temperature.
Choose the correct codes.

• A. $I,II$ and $III$
• B. $I$ and $III$
• C. $II$ and $III$
• D. $I$ and $II$

Answer 1

Answer: (D)

Solids have slow diffusion rate and high density too. Vapour pressure of solids is generally lower than that of liquids at definite temperature.