At room temperature, the forces of attraction between the particles of solid substances are ___ than those which exist in the gaseous state.
stronger
In solids, we find that the atoms or molecules making it up are much more tightly held as compared to gases. One of the reasons is that the atoms or molecules in solids attract each other much more strongly as compared to the atoms or molecules in gases.
So the forces of attraction between the particles of solids are stronger than those of the gases.