Metallic bonding involves the bonding of two metals in the presence of a sea of electrons. These delocalised (or free-floating) electrons are able to flow freely through the metal which means an electrical current can form. Ionic bonding is when a metal and a non-metal transfer electrons between each other (creating two ions - one positive and one negative) until they both have a complete outer shell of electrons (a stable oclet). These ions are attracted to one another (since they are of opposite charge) and bond. There are no delocalised electrons, and the ions cannot move either so a current cannot form in a compound that is ionically bonded.
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Metallic bonding involves a delocalized sea of electrons shared between metal atoms, allowing for high electrical conductivity and malleability. Ionic bonding involves the transfer of electrons from one atom to another, resulting in the formation of positive and negative ions held together by electrostatic attractions.
Types of bonding: ionic (in salts), covalent (in organic compounds), metallic (in metals).
Ionic bond.
The main types of chemical bonding are ionic bonding, covalent bonding, and metallic bonding. Ionic bonding occurs when electrons are transferred between atoms, resulting in the formation of oppositely charged ions. Covalent bonding involves the sharing of electrons between atoms to create stable electron configurations. Metallic bonding occurs between metal atoms, where electrons are delocalized throughout the material.
Metallic bonding is characterized by electron delocalization, where electrons can move freely within a "sea" of shared electrons. This delocalization accounts for many of the unique properties of metals, such as conductivity and malleability.
Aluminum typically forms metallic bonding, where electrons are delocalized and free to move throughout the metal structure. This allows aluminum to conduct electricity and heat well.