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The solid state

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My panacea for XII Chemistry

1.    The solid state Solids are characterised by incompressility,    rigidity and mechanical strength. Solids are closely packed and have well-ordered arrangement. Some solids have characteristic geometrical shapes and are called crystalline solids. eg. NaCl, sulphur and sugar. Some solids do not have definite geometrical shapes and are called amorphous solids. eg. glass, rubber, and plastics.