The statement about
“Crystalline solids do not have a sharp melting point” is false. Crystalline
solids are solids that have particles arranged in a regular, repeating
patterns. They are held together by uniform intermolecular forces. The faces
intersect at a specific angle that identifies that substance. They have
distinctive internal structures that in turn lead to distinctive flat surfaces.
These flat surfaces give a short rage order. When exposed to x – ray
diffractometers, they exhibit a distinctive pattern used to identify the
material. They give the same face when you turn a crystalline solid around
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Answer:
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Explanation:
Hydrogen peroxide in water and adding kool- aid powder to water so the liquid turns red
They are found in group 3 of the periodic table.