You are watching: In a piece of metal what holds the atoms together
|4.5.1||Determine if a substance has metallic bonding based upon the identification of the elements.|
|4.5.2||Describe properties of metallic bonding.|
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METALLIC link VIDEO watch this video to view an atomic see of solid metal!
METALLIC bond INFORMATION
Determining if a substance has metallic bonding is easy! If a solid problem is composed of metal atoms, the atom are hosted together through metallic bonds.
Metals kind a crystal lattice the is composed of steel cations surrounding by your valence electrons. These electrons occupy the space between the cations and are complimentary to move in between the steel cations in the crystal lattice. This model is referred to as the electron sea model since the cations exist in a "sea" of electrons. The solid electrostatic force in between the cations and also the sea the delocalized electron is what hold the metal crystal lattice together.
A steel crystal lattice showing the metal cations and the sea that electrons in between the cations.
Metals exhibit particular properties that determine them together metals. To differing degrees, metals exhibit these properties:malleability: metals can be pounded into shapes ductility: metals deserve to be pulled to type wires conductivity that electricity and heat: electron can quickly move within the steel lattice conducting both electicity and heat high melting point: the cations in a steel are strong attracted come the sea that electrons; it take it a many heat power to move a cation native the lattice
Self Checkcan you determine if a substance has actually metallic bonds? can you list five solids that have metallic bonds? can you list 4 properties of metals? can you describe the factors metals have actually the four properties above?