Unit - 1.1 Matter and its Composition — CHEMISTRY STD 7 — Question
ICSE BoardEnglish MediumSTD 7CHEMISTRYUnit - 1.1 Matter and its Composition2 Marks
Question
On the basis of molecular theory, explain why a solid cannot flow but can be heaped.
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Answer
Solid has high forces of attraction between their particles therefore they have very less space between them. They do not move but they vibrate. Therefore solids can’t flow they can be heaped.
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