Q2 of 68 Page 4

Why do solids have a definite volume?

Solids have strong intermolecular forces of attraction. The constituent particles of solids cannot move from their position they can only vibrate from their mean position. That is why solids have a definite volume.


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Why are solids rigid?

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Classify the following as amorphous or crystalline solids: Polyurethane, naphthalene, benzoic acid, teflon, potassium nitrate, cellophane, polyvinyl chloride, fibre glass, copper.

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Why is glass considered a super cooled liquid?

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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 cleavage property?