Solids are rigid because the internuclear distance between the molecules of a solid are very less and closely packed and their positions are fixed due to the strong forces of attraction between them.
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Why do solids have a definite volume?
Why is glass considred a super-cooled liquid?
Classify the following as amorphous or crystalline solids: Polyurethane, naphthalene, benzoic acid, teflon, potassium nitrate, cellophane, polyvinyl chloride, fibre glass, copper.
Refractive index of a solid is observed to have the same value along all directions. Comment on the nature of this solid. Would it show clevage property?
