what does crystal lattice mean
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latticed Also called Bravais lattice, crystal lattice, space lattice. Crystallography. an arrangement in space of isolated points (lattice points) in a regular pattern, showing the positions of atoms, molecules, or ions in the structure of a crystal. 5. Mathematics.
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- Also called Bravais lattice, crystal lattice, space lattice. Crystallography. an arrangement in space of isolated points (lattice points) in a regular pattern, showing the positions of atoms, molecules, or ions in the structure of a crystal.
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Crystal A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.nhedral crystals do not, usually because the crystal is one grain in a polycrystalline solid. The flat faces (also called facets) of a euhedral crystal are oriented in a specific way relative to the underlying atomic arrangement of the crystal: They are planes of relatively low Miller index.
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(chemistry) What is a lattice? A lattice is the 3 dimensional arrangement of species (atoms, molecules and ions)in a solid. It doesn't necessarily have to be the arrangement of metals alone.Pure metals, ionic compounds, supercooled liquids all form lattices.eport Abuse. A lattice is the 3 dimensional arrangement of species (atoms, molecules and ions)in a solid. It doesn't necessarily have to be the arrangement of metals alone. Pure metals, ionic compounds, supercooled liquids all form lattices.
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CLATHRATE CLATHRATE Dictionary entry overview: What does clathrate mean? • CLATHRATE (adjective) The adjective CLATHRATE has 2 senses: 1. having a latticelike structure pierced with holes or windows 2. designating or relating to a compound in which one component is physically enclosed within the crystal structure of another Familiarity information: CLATHRATE used as an adjective is rare.
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Lattice energy Sodium chloride crystal lattice. The lattice energy of a crystalline solid is usually defined as the energy of formation of the crystal from infinitely-separated ions, molecules, or atoms, and as such is invariably negative.he precise value of the lattice energy may not be determined experimentally, because of the impossibility of preparing an adequate amount of gaseous ions or atoms and measuring the energy released during their condensation to form the solid.
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- All minerals are crystalline. Glass, however, is not crystalline-its atoms are arranged randomly-and therefore is not a mineral. For a review of the word crystalline, used in this sense, revisit 'Crystal City'. In a textural context, 'crystalline' means that the grains in a rock have an interlocking relationship.
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Crystallization The crystal growth is the subsequent size increase of the nuclei that succeed in achieving the critical cluster size. Crystal growth is a dynamic process occurring in equilibrium where solute molecules or atoms precipitate out of solution, and dissolve back into solution.
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- Crystallinity: Repeating or periodic array over large. atomic distances. 3-D pattern in which each atom is. bonded to its nearest neighbors. Crystal structure: the manner in which atoms, ions, or. molecules are spatially arranged.
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Diamond cubic The lattice describes the repeat pattern; for diamond cubic crystals this lattice is decorated with a motif of two tetrahedrally bonded atoms in each primitive cell, separated by 1/4 of the width of the unit cell in each dimension.
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12.1 Crystalline and Amorphous Solids The lattice of crystalline quartz (SiO 2). The atoms form a regular arrangement in a structure that consists of linked tetrahedra. In an amorphous solid, the local environment, including both the distances to neighboring units and the numbers of neighbors, varies throughout the material.he constituents of a solid can be arranged in two general ways: they can form a regular repeating three-dimensional structure called a crystal latticeA regular repeating three-dimensional structure. , thus producing a crystalline solidA solid with a regular repeating three-dimensional structure.
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Lattice Energy Definition Lattice energy is the enthalpy change required to form an ionic crystal lattice. geopaul, Getty Images. Lattice Energy Definition: δH (enthalpy change) for the process in which oppositely charged ions in the gas phase combine to form an ionic lattice in the solid phase.attice Energy Definition: δH (enthalpy change) for the process in which oppositely charged ions in the gas phase combine to form an ionic lattice in the solid phase.
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- Crystal structure. Crystal structure. (Science: chemistry) The configuration in which atoms are arranged in a material. These arrangements have a direct effect on the physical properties of the material. These arrangements commonly take the form of cubes, rectangular solids, hexagonal solids. Etc.
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crystal power From Abracadabra to Zombies | View All. crystal power. A crystal is a solid formed by the solidification of chemicals, has a regularly repeating internal arrangement of atoms and molecules, and is bounded by external plane faces. Crystal particles form a variety of geometrical shapes due to their internal compressions.
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- : the chemical bond typical of the metallic state and characterized by mobile valence electrons that hold the atoms together usually in crystal lattices and are responsible for the good electrical and heat conductivity of metals.
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Crystallization Crystal growth is a dynamic process occurring in equilibrium where solute molecules or atoms precipitate out of solution, and dissolve back into solution. Supersaturation is one of the driving forces of crystallization, as the solubility of a species is an equilibrium process quantified by Ksp.
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Crystals and Lattices The simple cubic lattice can be defined by the three basis vectors a 1, a 2 and a 3. In this case, they are of equal length and directed along the x,y and z axes. The volume of the unit cell is given by V = a 1 · a 2 x a 3, the triple scalar product of the three basis vectors, which in this case is a 3.
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- Lattice energy is a measure of the bond strength in an ionic compound. Describe lattice energy and the factors that affect it. Lattice energy is defined as the energy required to separate a mole of an ionic solid into gaseous ions.
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Crystal A crystal or crystalline solid is a solid material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions. crystal is a solid where the atoms form a periodic arrangement. (Quasicrystals are an exception, see below .). Not all solids are crystals. For example, when liquid water starts freezing, the phase change begins with small ice crystals that grow until they fuse, forming a polycrystalline structure.
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How do ionic compounds form crystals? The structure of the crystal lattice and the strength of it is related to the ions it is composed of. Generally, ions with larger charges will form stronger crystal lattices and so will ions of smaller size.
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CRYSTAL Meaning: A solid formed by the solidification of a chemical and having a highly regular atomic structure. Classified under: Nouns denoting substances. Hypernyms (crystal is a kind of...): solid (a substance that is solid at room temperature and pressure) Hyponyms (each of the following is a kind of crystal): flake; snowflake (a crystal of snow) diamond dust; frost mist; frost snow; ice crystal; ice needle; poudrin; snow mist (small crystals of ice)
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Crystallinity Look up crystallinity or crystalline in Wiktionary, the free dictionary. Crystallinity refers to the degree of structural order in a solid. In a crystal, the atoms or molecules are arranged in a regular, periodic manner. The degree of crystallinity has a big influence on hardness, density, transparency and diffusion. In a gas, the relative positions of the atoms or molecules are completely random.
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Science for Kids The process of crystal forming is called crystallization. Crystals often form in nature when liquids cool and start to harden. Certain molecules in the liquid gather together as they attempt to become stable. They do this in a uniform and repeating pattern that forms the crystal.
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Crystal A crystal is a material whose constituents, such as atoms, molecules or ions, are arranged in a highly ordered microscopic structure. These constituents are held together by interatomic forces (chemical bonds) such as metallic bonds, ionic bonds, covalent bonds, van der Waals bonds, and others.
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Solid Basics A crystal is a form of solid where the atoms are arranged is a very specific order. Crystals are often pure substances and not all substances can form crystals because it is a very delicate process. The atoms are arranged in a regular repeating pattern called a crystal lattice. Table salt (NaCl) is a great example of a crystal you can find around your house. The sodium (Na) and chlorine (Cl) atoms arrange themselves in a specific pattern to form the cubic salt crystals. A diamond is another good example of a crystal. Diamonds are a crystal form of pure carbon (C).
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Crystal structure These lattice systems are a grouping of crystal structures according to the axial system used to describe their lattice. Each lattice system consists of a set of three axes in a particular geometric arrangement.