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scott_alexsk
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Is there any way to predict what crystal structure a pure metal element will be? It seems that the simple 'electron sea' idea does not explain a lot of things.
Thanks
-scott
Thanks
-scott
scott_alexsk said:Is there any way to predict what crystal structure a pure metal element will be? It seems that the simple 'electron sea' idea does not explain a lot of things.
Thanks
-scott
scott_alexsk said:So I guess in the case of the alkali metals, since they have fewer valence electrons, they require fewer closest neighbors when forming metallic bonds? For the transition elements, is the same true that since they have a greater number of valence electrons, they require the maximum number of closest neighbors?
Also can these calculations you describe explain the structures of alloys? Can they explain precipitation reactions? Are these calculations based on QM?
Thanks,
-scott
A crystal structure in metals refers to the arrangement of atoms or ions in a repeating pattern. This pattern is known as a crystal lattice and is responsible for the unique properties of metals.
The crystal structure of a metal influences its mechanical, thermal, electrical, and chemical properties. The arrangement of atoms in the crystal lattice determines factors such as strength, ductility, and conductivity.
The most common crystal structures in metals are face-centered cubic (FCC), body-centered cubic (BCC), and hexagonal close-packed (HCP). These structures differ in the way atoms are arranged within the crystal lattice.
Crystal structures in metals can be determined through various techniques such as X-ray diffraction, electron diffraction, and microscopy. These methods allow scientists to visualize and analyze the arrangement of atoms in a crystal lattice.
Yes, the crystal structure of a metal can be altered through processes such as alloying, heat treatment, and deformation. These methods can change the arrangement of atoms in the crystal lattice and thus alter the properties of the metal.