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Are solid particles arranged in a regular pattern?

Are solid particles arranged in a regular pattern?

Particles in a: gas are well separated with no regular arrangement. liquid are close together with no regular arrangement. solid are tightly packed, usually in a regular pattern.

Which solid has regular particle arrangement?

Crystalline solids
Crystalline solids, or crystals, are regarded as “true solids.” Minerals are crystalline solids. Common table salt is one example of this kind of solid. In crystalline solids, the atoms, ions or molecules are arranged in an ordered and symmetrical pattern that is repeated over the entire crystal.

What is not a covalent solid?

Diamond, graphite and Sic are covalent solid while NH3 is hydrogen bonded molecular solid.

Which is an example of an ordered solid?

Metals and ionic compounds typically form ordered, crystalline solids. Substances that consist of large molecules, or a mixture of molecules whose movements are more restricted, often form amorphous solids. For example, candle waxes are amorphous solids composed of large hydrocarbon molecules.

Which is an example of a molecular solid?

Molecular solids composed of molecules with permanent dipole moments (polar molecules) melt at still higher temperatures. Examples include ice (melting point, 0 °C) and table sugar (melting point, 185 °C). Figure 6. Carbon dioxide (CO 2) consists of small, nonpolar molecules and forms a molecular solid with a melting point of −78 °C.

Which is an example of an amorphous solid?

An amorphous solid is a solid that lacks an ordered internal structure. Examples of amorphous solids include glass, rubber, and plastics. The physical properties of amorphous solids differ from those of crystalline solids.

What are the different types of crystalline solids?

The following sections provide descriptions of the major types of crystalline solids: metallic, covalent network, ionic, and molecular. Metallic solids such as crystals of copper, aluminum, and iron are formed by metal atoms ( Figure 3 ).

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